the specific rotation of pure (r)-c6h5chohch3 is -42.3. a pure sample of (r)-c6h5chohch3 was converted to the corresponding alcohol via an sn2 reaction. what is the specific rotation of the product?

Answers

Answer 1

The specific rotation of the product is + 42.3° . option B is the correct answer

The SN2 mechanism was used to convert (R)-C6H5CHClCH3 into the appropriate alcohol, the end result should be (S)-C6H5CHOHCH3. This is due to the fact that, in the SN2 reaction mechanism, the departing nucleophile prefers to attack from the front side in order to reduce electrical repulsions during the transition state. This results in a complete configuration inversion at the molecules' chiral carbon. The amplitude of a particular rotational value will be the same but with the opposite sign in enantiomers. For instance, if R isomer displays -42.3°, S isomer will display +42.3°.

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Related Questions

Which of the alcohols can be made by reduction of a carbonyl with lialh4? (choose all that apply)

Answers

The reduction of a carbonyl with LiAlH4 can produce primary (RCH2OH) from aldehydes (RCHO) and secondary  (R2CHOH) from ketones (R2CO).


For example, the reduction of acetaldehyde (CH3CHO) with LiAlH4 results in the formation of ethyl  (C2H5OH), which is a primary . This reaction proceeds through the addition of hydride (H-) from LiAlH4 to the carbonyl carbon, followed by protonation of the alkoxide intermediate.

On the other hand, the reduction of a ketone like acetone (CH3COCH3) with LiAlH4 yields isopropyl (CH3CHOHCH3), which is a secondary . Again, the hydride from LiAlH4 attacks the carbonyl carbon, forming an alkoxide intermediate that is subsequently protonated.

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Heliox is a mixture of helium and oxygen gas used to help patients with breathing difficulties. it is also used for scuba diving. the total pressure in a tank of heliox is 208 atm. if the mole fraction of O2 is 0.220, what is the partial pressure of he in the tank?

Answers

The partial pressure of helium gas is 162.24 ATM, and it is utilized in the gas mixture Heliox to assist patients with breathing.

A helium and oxygen gas mixture called Heliox is given to people who have trouble breathing. Using it for scuba diving is another usage. The overall pressure requirement is 4.2 atm. Dalton's Law of Partial Pressures states that since heliox is a mixture of only two gases—helium and oxygen—the total pressure in the tank must be equal to the sum of the partial pressures of the two gases. 20% oxygen and 80% helium make up heliox. A breathing gas called heliox is made up of helium (He) and oxygen (O2). It is used as a medicinal treatment for those who have respiratory problems.

Total pressure in Heloix =\(po= 208 atom\)

Mole fraction of oxygen =\(x0=0.22\)

Mole fraction of helium =\(xhc=1- xo=1-0.22=0.78\)

According Dalton's law of partial pressure.

partial pressure of oxygen gas in Heloix:\(p0 * x0=208 atom *0.22=45.76 atom\)

Partial pressure of helium gas in Heloix:

\(phc=po &xhc=208 atom *0.78=162.24 atm\)

Partial pressure of helium gas is 162.24 atm.

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Batteries function to move electrons from the anode to the cathode. Where does the following reaction occur in an electrochemical cell?

Li —> Li1+ + 1e-

A. Salt Bridge
B. The anode
C. The cathode
D. The aqueous solutions.

Answers

The reaction occurs in The anode of an electrochemical cell. Option B is the correct option

What is an electrochemical cell?

This refers to a device that can produce electrical energy from the chemical reactions occurring in it, or use the electrical energy to facilitate chemical reactions. ​

An electrochemical cell splits the oxidant and reductant in a way that allows electrons to flow through an external circuit from the reductant (which gets oxidized) to the oxidant (which causes reduction) while preventing them from physically touching each other.

The two compartments of an electrochemical cell where the half-reactions occur are called the anode(Oxidation occurs here) and the cathode (Reduction occurs here), and they must have an electrode that you can connect to the external circuit.

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HELP PLEASE ASAP!! How many atoms are in 2.50mol of cobalt?

_________ atoms​

Answers

One mole of cobalt contains 6.022 × 10²³ atoms and this number is called Avogadro number. Therefore, 2.50 mol of cobalt contains 15.05 × 10²³ atoms.

What is cobalt ?

Cobalt is 27th element in periodic table. It is a transition metals and thus, classified into d-block elements. Its group members are rhenium and iridium.

Atoms are the basic units of every substance. Any substance containing 6.022× 10²³ atoms is called one mole of the substance.This number 6.022 × 10²³ is called Avogadro number. Therefore, One mole of every elements contains Avogadro number of atoms.

One mole of cobalt contains 6.022 × 10²³ or Avogadro number of atoms. Thus number of atoms in 2.50 moles of cobalt is calculated by multiplying the number moles by Avogadro's number.

The number of atoms 2.50 moles of cobalt = 2.50 × 6.022 × 10²³

                                                                        = 15.05 × 10²³ atoms

Therefore, 2.50 moles of cobalt contains 15.05 × 10²³ atoms.

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how does the latitude affect the temperature

Answers

Answer:

Latitude is one of the main factors affecting temperature. Latitude is the measurement of the distance of a location on the Earth from the equator. ... At the Equator, the Sun's rays strike the Earth at a right angle, which makes the heat more intense and concentrated over a small area.

Explanation:

As latitude increases, the temperature falls, and vice versa. Generally, around the world, it gets warmer towards the equator and cooler towards the poles.

Maya made this picture to represent a chemical reaction:

Which of the following statements best explains the type of chemical reaction represented by Maya's picture?

It is neither a synthesis reaction nor a decomposition reaction because two reactants form two products.

It represents a decomposition reaction because two reactants break apart and form two products.

It is neither a synthesis reaction nor a decomposition reaction because the total mass of the products is less than the total mass of the reactants.

It represents a synthesis reaction because the same atoms are present in the reactants and products.

Maya made this picture to represent a chemical reaction:Which of the following statements best explains

Answers

Answer:

It is neither a synthesis reaction nor a decomposition reaction because two reactants form two products.

Explanation:

This reaction would be considered a single replacement reaction.

The chemical reaction involves the products and the reactants. The image is neither synthesis nor decomposition as the two products are formed from two reactants. Thus, option A is correct.

What is a chemical reaction?

A chemical reaction includes the chemical interaction between the reactants to yield the products. In a synthesis reaction, two reactants interact to produce a different molecule or compound.

In a decomposition reaction, a reactant undergoes splitting to produce products and energy. But in the image two reactants produces two products that neither of the reaction shows.

This type of reaction is seen as the single replacement reaction where the more reactive element displaces the less reactive from the compound to form the new molecule.

Therefore, option a. Maya's picture represents a single replacement reaction but not a synthesis or decomposition reaction.

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What did the DNA look like? Relate what you know about the chemical tructure of DNA to what you oberved today? ( DNA extraction: Strawberry )

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The strawberry DNA looks like snot under a microscope. Strawberry DNA will look like a stringy white substance. But if you carefully stretch it out you can see more of the details of those strands of DNA.

Ripe strawberries are an excellent source for extracting DNA because they are easy to pulverize and contain enzymes called pectinases and cellulases that help to break down cell walls. And most important, strawberries have eight copies of each chromosome (they are octoploid), so there is a lot of DNA to isolate.

Deoxyribonucleic acid extracted from cells has been variously described as looking like strands of mucus; limp, thin, white noodles; or a network of delicate, limp fibers. Under a microscope, the familiar double-helix molecule of DNA can be seen.

It lives in a cells nucleus in pairs called chromosomes. Humans have 46 chromosomes arranged in 23 pairs.

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PLS HELP WILL MARK BRAINLIEST!!

PLS HELP WILL MARK BRAINLIEST!!

Answers

Answer: D-organism

All of the other options are parts of a plant, together the parts make up the organism


Which elements have two electron shells?
Helium
Lithium
Done
B
Boron
Calcium
Oxygen
Lead
Nitrogen
Keep going

Answers

Answer:

Helium (He)

Lithium (Li)

Beryllium (Be)

Boron (B)

Explanation:

The chemical elements which have two (2) electron shells are: Lithium and Boron.

Valence electrons can be defined as the number of electrons present in the outermost electron shell of an atom. Thus, valence electrons is typically used to determine whether or not an atom or group of chemical elements found in a periodic table can form a chemical bond with others.

This ultimately implies that, valency is a property that is typically used in determining the chemical properties of chemical elements.  

An electron shell can be defined as the outermost shell of an atom around the atomic nucleus. Thus, it is considered to be an orbit accompanied by electrons around the nucleus of an atom.

In Chemistry, the chemical elements which have two (2) electron shells are:

Lithium: it has two electrons in its first shell and one electron in its second shell. Boron: it has two electrons in its first shell and three electrons in its second shell.

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c) Can two electrons have same set of all four quantum numbers? Justify.​

Answers

It is not possible for two electrons to have the same set of all four quantum numbers in an atom, as it would violate the Pauli exclusion principle.

According to the Pauli exclusion principle, no two electrons in an atom can have the same set of all four quantum numbers. The four quantum numbers used to describe an electron's state are the principal quantum number (n), the azimuthal quantum number (l), the magnetic quantum number (m), and the spin quantum number (s).

The principal quantum number (n) determines the energy level of an electron and can have integer values starting from 1. The azimuthal quantum number (l) determines the shape of the electron's orbital and can have values from 0 to (n-1). The magnetic quantum number (m) determines the orientation of the orbital and can range from -l to +l. The spin quantum number (s) describes the spin of the electron and can have two possible values, +1/2 or -1/2.

Since each electron in an atom must occupy a unique set of quantum numbers, they must differ in at least one of the four quantum numbers. This ensures that no two electrons have the exact same quantum state.

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the equilibrium constant kp for the gas-phase thermal decomposition of tert-butyl chloride is 3.45 at 500 k: (ch3)3ccl(g)⇌(ch3)2c=ch2(g) hcl(g)

Answers

At 500 K, the equilibrium constant `K_p` for the gas-phase thermal decomposition of tert-butyl chloride is 3.45.

A chemical reaction proceeds in both forward and backward directions. At some point in time, the rate of forward and backward reaction becomes equal.

At this stage, the system is said to be in a state of equilibrium. When the concentration of products and reactants no longer changes, the reaction is said to have reached equilibrium.

Constant is the term that is used for the ratio of the concentrations of products to the concentrations of reactants at equilibrium.

This ratio is also called the Equilibrium Constant `(K)`. It is only used for reversible reactions and its value changes with changes in temperature.

What is the formula of Equilibrium Constant `K_p`?Equilibrium Constant `K_p` is defined as the ratio of the partial pressures of products and reactants when the reaction reaches equilibrium.

Mathematically, it is given as:`K_p = (P_A)^a * (P_B)^b / (P_C)^c * (P_D)^d`where `A` and `B` are products and `C` and `D` are reactants. `a`, `b`, `c` and `d` are the respective coefficients in the balanced chemical equation. `P` is the partial pressure of the given substance.Given equation for the thermal decomposition of tert-butyl chloride:`(CH3)3CCl(g) ⇌ (CH3)2C=CH2(g) + HCl(g)`

The Equilibrium constant `K_p` of the given equation at 500K is given as:`K_p = 3.45`

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Jose and Richie were responsible for recording the class weather data each day in March. This is how the wind sock looked when they went out this morning. What direction is the wind blowing from? Responses north

Answers

Answer:

answer is a

Explanation:

I just did that question

Write the correct abbreviation for each metric unit.
1) Kilogram __ 4) Milliliter __ 7) Kilometer __ 2) Meter 5) Millimeter __
8) Centimeter __ 3) Gram __ 6) Liter __ 9) Milligram __

Answers

The correct abbreviation for each metric unit is:

Kilogram - kg, Milliliter - ml, Kilometer- Km, Meter- m, Millimeter - mm, Centimeter - cm, Gram - g,  Liter - L, and Milligram - mg.

What is the metric system?

The metric system can be described as a system of measurement that succeeded the decimalized system based on the meter.  Each of the fundamental dimensions can be expressed by a single base unit of measure.

For quantities derived from the base units of the system, units derived from the base units are used such as the square meter being the derived unit for the area, a quantity derived from length.

Metric units can be described as units based on the meter, gram, or second and decimal multiples or sub-multiples of these. The units of the International System of Units (SI). By extension, they involve units of electromagnetism from the CGS units and SI units systems.

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Chloroacetic acid, CICH2CO2H, is a stronger acid than acetic acid. Which one of the following best explains this? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a. CICH2C02" is more stable than CH3C02" because of the electron-withdrawing Cl. b. CICH2CO2 is more soluble in water than CH3CO2" because of the CI. с. CICH2CO2 is more stable than CH3CO2" because of an additional resonance form. d. CICH2C02" is more stable than CH3C02" because of hydrogen bonding

Answers

The correct answer is (c) CICH2CO2 is more stable than CH3CO2" because of an additional resonance form.

The acidity of a carboxylic acid depends on the stability of the conjugate base formed when the acid donates a proton. The more stable the conjugate base, the stronger the acid. In this case, the conjugate base of chloroacetic acid, CICH2CO2-, is more stable than the conjugate base of acetic acid, CH3CO2-.

This is due to the presence of an additional resonance form in the conjugate base of chloroacetic acid, which is not present in the conjugate base of acetic acid. The Cl atom in chloroacetic acid withdraws electron density from the carbonyl carbon, making the double bond between the carbon and oxygen stronger. This allows for delocalization of the negative charge over two oxygen atoms and the carbon atom, leading to an additional resonance form.

In contrast, the conjugate base of acetic acid has only one resonance form, where the negative charge is localized on the oxygen atom. Therefore, the conjugate base of chloroacetic acid is more stable than the conjugate base of acetic acid, making chloroacetic acid a stronger acid. The correct answer is (c).

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the major side effect of ingesting activated charcoal is a) vomiting b) headaches c) abdominal pain d) black stools

Answers

The major side effect of ingesting activated charcoal is called as  black stools, option D.

Chemicals can be captured in the pores of activated charcoal. In order to treat some toxins that have been ingested, it is normally administered orally. For additional purposes, the evidence is scant.

Peat, coal, wood, coconut shells, or petroleum can all be used to make charcoal. Charcoal is heated in the presence of a gas to create activated charcoal. The charcoal develops many interior pores as a result of this process. Activated charcoal may trap pollutants thanks to its pores.

To treat poisoning, activated charcoal is frequently employed. Additionally, it is claimed to treat excessive cholesterol, hangovers, and upset stomach, although the majority of these applications lack solid scientific backing.

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The major side effect of ingesting activated charcoal is d) black stools.

While some individuals may experience mild abdominal discomfort, vomiting, or headaches, these side effects are generally less common and less severe. However, it is important to note that activated charcoal should only be consumed under the guidance of a healthcare professional, as it can interact with certain medications and may not be effective for all types of poisoning or overdose. The major side effect of ingesting activated charcoal is d) black stools.  it's crucial to remember that activated charcoal should only be ingested with a doctor's supervision because it may mix with some medications and isn't always helpful for treating poisoning or overdose. Black stools are the main adverse impact of consuming activated charcoal.

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identify the major product of the following reaction.

Answers

The major byproducts of the chemical reaction between sodium sulphide and 1,4-dibromobutane are thiolune and sodium bromide.

What does "chemical reaction" mean?A chemical reaction is a process that changes one or more reactants into one or more products, which are different substances. Substances include, for instance, chemical components or elements.The five fundamental categories of chemical reactions are synthesis, oxidation, breakdown, single-replacement, double-replacement, and combustion.The conversion of one substance into another, the emergence of new compounds with distinct properties, and the development of new materials are all examples of chemical changes. When two substances interact to create a new substance, it happens (synthesis or either decomposes to form more substances).Chemical equations are written symbols that use chemical formulas to express chemical reactions. The products are displayed on the right, and the reactants are displayed on the left.

The complete question:

"Identify the primary product of the following reaction: + Nas? + 2NaBr Br Br. c. Br co."

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Why is ionic bonding considered both inter- and intramolecular bonding? A. lonic bonds are strictly intermolecular forces. B. Ionic bonds are strictly intramolecular bonds. C. Each lattice is a single large molecule of some substance. D. lonic solids form directly from gases 1 atom at a time. E. Molecules arrange themselves in a grid, and it's hard to tell where one molecule ends and the other begins.

Answers

Each lattice is a single large molecule of some substance. These lattices are held together by some ionic bonding. Therefore, ionic bond can often be considered as intermolecular.

What is ionic bonding ?

An ionic bond is formed between a metal and a non-metal. Electrons are transferred from the electropositive metal to the nonmetal. This loss or gain of electrons make the metals cations and the nonmetal becomes anions. The electrostatic attraction between these opposite ions make the ionic bond.

Ionic compounds are existing as crystalline lattices with well ordered edges where the ions and electrons are located One basic unit of the whole lattice is connected to other units.

Therefore, the charged ends of the ionic compounds can be connected with the charged end of other molecules. In this way ionic bonding can be described as intermolecular. Hence, option C is correct.

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Newlands stated that there was a periodic similarity in properties of every eighth element in his system. However, today we see that for periods 2 and 3.
the similarity occurs in every ninth element. What is the reason? Explain.​

Answers

Answer:

see explanation

Explanation:

Newlands published his periodic table in 1864. He was a British analytical chemist.

His table was quite incomplete. He based the table on the so called "law of octaves" which states that the properties of elements are similar after each eight element.

This was possible because the noble gases were not yet discovered. After the discovery of the noble gases, similar properties of elements can only occur after every ninth element.

Due to incomplete periodic table the Newlands theory of octaves was rejected.

The main reason for this difference is that the periodic table was incomplete and with the discovery of more elements rejected the law of octaves presented by Newlands. Newlands arranged the table on the basis of "law of octaves" which states that the properties of elements are similar after each eight element.But with the discovery of new elements, this law was rejected and modern periodic table states that the properties of elements are similar after every nine element so we can conclude that due to incomplete periodic table the Newlands theory of octaves was rejected.

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The reaction of acetic acid and sodium bicarbonate involves a double replacement that is immediately followed by the
decomposition of an acid. Using your previous work, write the following chemical equations. Include states of matter (s
for solids, aq for aqueous, l for liquids, etc).
a. Double Replacement: _________________________________________________________________
b. Decomposition: ______________________________________________________________________
c.Overall:______________________________________________________________________________

Answers

Answer:

Explanation:

a. Double Replacement: CH3COOH(aq) + NaHCO3(aq) --> CH3COONa(aq) + H2O(l) + CO2(g)

b. Decomposition: H2CO3(aq) --> H2O(l) + CO2(g)

c.Overall: CH3COOH(aq) + NaHCO3(aq) --> CH3COONa(aq) + H2O(l) + CO2(g) + CO2(g)

SOMEONE HELP ME PLEASE

Convert the answer above to Kelvin

SOMEONE HELP ME PLEASE Convert the answer above to Kelvin

Answers

Answer:

313.15

Explanation:

Solid sodium chloride decomposes into chlorine gas and solid sodium .
what is the balanced chemical equation of this please help im stuck thanks

Answers

2NaCl --> 2Na + Cl2 but I have never seen something this reaction happening

60.0 g of acetic acid (MW 60 g/mol) is placed in a flask and diluted with water to a final volume of 200.0 ml. What is the molarity of the solution? 0.00500M O 0.300 M 05.00 M 0.00300 M

Answers

Thus, the molarity of the diluted acetic acid solution is 5.0 M.

To determine the molarity of the acetic acid solution, we first need to calculate the number of moles of acetic acid present in the 60.0 g sample, and then divide this by the volume of the solution.
1. Calculate moles of acetic acid:
Moles = mass / molar mass
Moles = 60.0 g / 60 g/mol
Moles = 1.0 mol
2. Convert the volume of the solution to liters:
200.0 mL = 0.2 L
3. Calculate the molarity of the solution:
Molarity = moles / volume
Molarity = 1.0 mol / 0.2 L
Molarity = 5.0 M
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A potato cooks in a microwave oven. Microwaves are invisible waves that contain energy. How is heat being added to the potato?​

Answers

Answer:

radiation

Explanation:

Microwave ovens are so quick and efficient because they channel heat energy directly to the molecules (tiny particles) inside food. Microwaves heat food like the sun heats your face—by radiation.

Answer:

The energy from the microwaves is absorbed by the potato.

Explanation:

Which reaction displays an example of an arrhenius base? naoh(s) right arrow. na (aq) oh–(aq) hcl(g) h2o(l) right arrow. h3o (aq) cl–(aq) ch3cooh(aq) h2o(l) right arrow. h3o (aq) ch3coo–(aq) nh3(aq) hc2h3o2(aq) right arrow. nh4 (aq) c2h3o2–(aq)

Answers

The reaction which displays an example of an arrhenius base is

NaOH(s) → Na⁺(aq) + OH⁻(aq).

What is Arrhenius base?

According to the Arrhenius theory, those substance which gives H⁺ ion to the aqueous solution is acid and which gives OH⁻ ion to the aqueous solution is known as base.

All given chemical reactions will display an arrhenius acid, but only one reaction display as a arrhenius base as they gives OH⁻ ion to the aqueous solution and that reaction will be:
NaOH(s) → Na⁺(aq) + OH⁻(aq)

Hence option (1) is correct.

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Answer:

A: NaOH(s) ---> Na+(aq) + OH–(aq)

Explanation:

for each of the following crystalline solids, determine the number of atoms (or ions) per unit cell: atoms/ions/cell: for ions either count the cations or anions (not both). (a). how many k atoms per cell? 2 (b). how many pt atoms per cell? 4 (c). how many formula units of cscl per cell?

Answers

(a) There are 2 K atoms per unit cell, (b) There are 4 Pt atoms per unit cell, and (c) There is 1 formula unit of CsCl per unit cell.

The number of atoms or ions per unit cell depends on the crystal structure of the solid. In general, the unit cell is the smallest repeating unit of a crystal lattice. Therefore, to determine the number of atoms or ions per unit cell, we need to know the crystal structure and the number of atoms or ions within each unit cell.

For example, in (a) the crystal structure of potassium is face-centered cubic (FCC) and each unit cell contains 8 corner atoms, but each corner atom is shared by 8 unit cells. Therefore, there are only 8 K atoms in total in each unit cell, and since each K atom is counted once, the total number of K atoms per unit cell is 2.

Similarly, in (b) the crystal structure of platinum is face-centered cubic (FCC) and each unit cell contains 4 corner atoms and 4 face atoms, so there are 8 atoms in total in each unit cell, but since each Pt atom is counted once, the total number of Pt atoms per unit cell is 4.

In (c), For CsCl, the formula unit is Cs+Cl-. In the cubic unit cell of CsCl, there is one Cs+ ion at the center and one Cl- ion at each corner of the cube. Since we only need to count either the cations or anions, we can choose either Cs+ or Cl-. In this case, there is 1 Cs+ ion (cation) per unit cell, so there is 1 formula unit of CsCl per unit cell.
In conclusion, to determine the number of atoms or ions per unit cell, we need to know the crystal structure and the number of atoms or ions within each unit cell.

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What's the hypothesis in the two sentences?​

What's the hypothesis in the two sentences?

Answers

Answer:

I think 1 is correct..........

a sample of nitrogen gas is confined to a balloon that has a volume of 1.88 l and a pressure of 1.334 atm. what will be the volume of the balloon if the pressure is changed to 0.662 atm? assume that the temperature and the amount of the gas remain constant.

Answers

The volume of the balloon is 3.788l.

Boyle's law:

Boyle's law state that the volume of a gas at constant temperature varies inversely with the pressure exerted on it.

The formula of Boyle's law:

P1V1 = P2 V2

P1 = 1.334atm

V1 = 1.88l

P2 = 0.662 atm

Putting the values in the equation we have:

1.334 × 1.88 = 0.662 × V2

V2 = 2.51/ 0.662

    = 3.788 l

Therefore the volume is 3.788l

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Explain what a scientist is

Answers

what qualifies someone to be one is someone who systematically gathers and uses research and evidence making a hypothesis and testing it to gain and share understanding and knowledge.

but the role of a scientist is..: scientists use their resources to bring out change, wether it is change in medicine, improvements in the environment, or creating efficient fuels


I rlly hope this helps tysm

Someone who conducts scientific research to advance knowledge in an area of interest.

What's the chemical reaction of Grignard in Organic Chemistry?​

Answers

Answer:

Grignard reagents are formed by the reaction of magnesium metal with alkyl or alkenyl halides. They're extremely good nucleophiles, reacting with electrophiles such as carbonyl compounds

Explanation:

hope this helps!

to a first approximation the ionization constant of h2s is

Answers

The ionization constant of H₂S is approximately 1.0 x 10⁻⁷.

The ionization constant, also known as the acid dissociation constant (Ka), is a measure of the extent to which an acid dissociates in water. It indicates the degree of ionization of an acid and is typically expressed as the equilibrium constant for the reaction between the acid and water.

In the case of H₂S (hydrogen sulfide), it is a weak acid that can partially dissociate in water to produce hydrogen ions (H⁺) and sulfide ions (HS⁻). The ionization reaction can be represented as follows:

H₂S ⇌ H⁺ + HS⁻

The ionization constant (Ka) represents the equilibrium expression for this reaction. The value of Ka determines the relative strength of the acid. For H₂S, the ionization constant is approximately 1.0 x 10⁻⁷, indicating that it is a weak acid.

This value indicates that H₂S only partially ionizes in water, with a small fraction of H₂S molecules dissociating into H⁺ and HS⁻ ions. The majority of H₂S remains in its molecular form.

It is important to note that the ionization constant can vary depending on factors such as temperature and concentration. The given approximation is a typical value at standard conditions.

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you swim 4 lengths of a pool and break a record by 0.72 second. the table shows your time for each length compared to the previous record holder. how much faster or slower is your third length than the previous record holder?length: time:1 -0.232 0.11 3. ?4. -0.42 please help! what is the form, function and position of these? To train the ______________ system use high-intensity activities with less than complete recovery. Plane B also depreciates exponentially but at a different rate than Plane X. The table below shows the value of Plane Y one month after it was purchased and the monthly rate at which it is depreciating. Express the value of Plane Y as an exponential function similar to the one given for the value of Plane X above, except the time will be m months after purchase. (Use b ( m ) for the value of Plane Y in thousands of dollars). Provide evidence to support your answer. identify and describe an aspect of your personal development that differs from either your parents or grandparents. utilize the lifespan perspective to explain this difference. finally, decide whether this difference a normative age-graded influence, a normative history-graded influence or a non-normative influence? In case you encounter technical difficulties during a speech, it is recommended that you do what beforehand? 2. When does a sentence have a parallel structure?A. when the sentence contains a conjunction like and or butB. when the sentence contains two partsC.when the sentence's two part start with the same part of speech QuestionWhich word from lines 31 - 45 was chosen by Gladwell to show that the students are unusually varied or mixed?O famousO wealthyO algebraO motley Technician A says that hazardous waste disposed of into the soil, can cause air pollution. Technician B says that disposal information is found in the product identification section of an SDS. Who is right? the cretaceous-tertiary (k-t) boundary event took place how many millions of years ago? If an actor or actresses has to be called back in to re-do their dialogue track, what technique will be used English Bill of Rights U.S. Bill of Rights Petition of Rights U.S. Constitution Magna Carta Articles of Confederation Magna Carta Petition of RightsWhich shows an accurate relationship between these English and American political doctrines in terms of structure and purpose?A) Magna Carta Petition of Rights B) Petition of Rights U.S. Constitution C) Magna Carta Articles of Confederation D) English Bill of Rights U.S. Bill of Rights An electrician plans to install solar panels on a rectangular section of roof with an area of 180m squared. This width of this section of roof is 7 1/5across. a freeway is being designed for a location in rolling terrain. the expected ffs is 55 mi/h. during the peak hour, it is expected that there will be a woh want to do a long distance relationship with me BTW i am GAY and a GIRL i live in cali so if you do too i need someone in cali or close to cali What are the differences between nerves and blood vessels?. which of the following most accurately describes the use of laxatives as a compensatory strategy in bulimia nervosa? Why did many Georgians decide to embrace the Republican Party? Check all that apply.O Republicans opposed states' rights.Republicans wanted to cut taxes and national spending.O Republicans continued to support segregation.O Republicans wanted to reduce the size of the government.O Republicans wanted state governments to gain more power. How did the Great Schism in the Western Church affect medieval society?A. It led to the decline of feudalism.B. It weakened the influence of the Church.C. It advanced the Church's claims to secular power.D. It decreased the power of royal monarchies. In how many ways can max select 3 toppings from 10 available toppings for his 12. pizza?