calculate the weight of CO having the same number of oxygen atoms as are present in 22g of CO2.​

Answer:

noble gases

The noble gases rarely form compounds. They have the most stable configuration (full octet, no charge), so they have no reason to react and change their configuration. All other elements attempt to gain, lose, or share electrons to achieve a noble gas configuration

Explanation:

PLEASE MARK ME AS BRAINLIEST

The heat changes are as follows:

A phase change is a process whereby matter changes from one physical state to another when heat is added or removed.

The processes of change of state are as follows:

Learn more about phase change at: https://brainly.com/question/13067020

#SPJ1

Gravity, as a fundamental force of nature, is influenced by several factors. The following are some of the key factors affecting gravity:

Answer:

shale

Explanation:

An example of clastic sedimentary rock is shale which are made up of small pieces of fragmented rocks .

They are the types of rocks which are formed as a result of accumulation of minerals or organic particles at the surface of the earth.Sedimentation is the name given to a collective process  which cause the particles to settle.

The study of sedimentary rocks is useful in civil engineering  and as important sources  of coal, fossil fuels and ores.The color of sedimentary rock is often determined by iron content  and sometimes due to the presence of organic matter.

They are classified  based on origin in to 4 types which are clastic, biochemical ,chemical and other sedimentary rocks.While based on composition they are classified as siliciclastic,carbonate ,evaporite,organic rich,siliceous ,iron-rich and phosphatic sedimentary rocks.

Learn more about sedimentary rocks,here:

https://brainly.com/question/10709497

#SPJ6

Answer:

2H2S + 3O2 --> 2H2O + 2SO2

2 mol H2S/8 mol H2O = 0.25 mol

Explanation:

Reactants: H is 2; S is 1; O is 2

Products: H is 2; S is 1; O is 3

There are 3 oxygens so add a 2 to the H2O e and 3 to the reactants side.

H2S + 3O2 → 2H2O + SO2

Reactant side: H is 2; S is 1; O is 6

Product side: H is 4; S is 1; O is 4

Hydrogen is now out of balance, so a coefficient of 2 can be placed in front of H2S to give:

2H2S + 3O2 → 2H2O + SO2

Reactant side: H is 4; S is 2; O is 6

Product side: H is 4; S is 1; O is 4

Sulfur is unbalanced, so a coefficient of 2 can be placed in front of SO2 to give:

2H2S + 3O2 → 2H2O + 2SO2

Answer:

a

Explanation:

Coal is fossilized animal and plant remains

The main answer to your question is that in a body-centered cubic (BCC) unit cell, there are two atoms present.


In a BCC unit cell, there is one atom at each corner and one atom in the center of the cell.

There are a total of eight corners in a cubic unit cell.

However, each corner atom is shared by eight adjacent unit cells.

Therefore, only 1/8th of each corner atom belongs to the unit cell in question.

So, for the eight corner atoms, we have a total of 1 atom (8 x 1/8 = 1). Additionally, there is one atom in the center of the cell that is not shared with any other unit cells.

Summary:
In a body-centered cubic unit cell, there are two atoms present: one from the contributions of the corner atoms and one from the center atom.

Learn more about atom click here:

https://brainly.com/question/17545314

#SPJ11

To achieve the highest yield in the conversion of (1S,3S)-3-methylcyclohexan-1-ol into (1R,3S)-1-chloro-3-methylcyclohexane, the reagent of choice would be thionyl chloride (SOCl2).

The conversion of (1S,3S)-3-methylcyclohexan-1-ol into (1R,3S)-1-chloro-3-methylcyclohexane involves the substitution of a hydroxyl group (OH) with a chlorine atom (Cl) while maintaining the stereochemistry at the 3-position.

Thionyl chloride (SOCl2) is a commonly used reagent for the conversion of alcohols to alkyl chlorides. It reacts with alcohols via an SN2 mechanism, where the hydroxyl group is replaced by a chlorine atom.

The reason why thionyl chloride is preferred in this conversion is that it generally provides high yields and is selective for the desired substitution. Thionyl chloride reacts readily with alcohols and the resulting alkyl chlorides are generally of high purity. This reagent is known for its efficiency and effectiveness in alcohol chlorination reactions.

Other reagents commonly used for alcohol chlorination, such as phosphorus trichloride (PCl3) or phosphorus pentachloride (PCl5), can also be used but may have different selectivity or require additional steps to achieve the desired stereochemistry.

Therefore, for the highest yield and selective conversion of (1S,3S)-3-methylcyclohexan-1-ol into (1R,3S)-1-chloro-3-methylcyclohexane, thionyl chloride (SOCl2) is the recommended reagent.

Learn more about Thionyl chloride (SOCl2): https://brainly.com/question/30029310

#SPJ11

Answer:

Explanation:

Molecular weight of H₂CO₃ = 2 + 12 + 48 = 62

29 g of H₂CO₃ = 29 / 62 moles

= .4677 moles

.4677 moles are dissolved in .7 L

molarity of solution = .4677 / .7

= .668 M .

So solution formed is .668 M .

Option E is correct .

Answer:

C. The greater the pressure

Explanation: If they move faster, the particles will exert a greater force on the container each time they hit the walls, which leads to an increase in the pressure of the gas. If the walls of the container are flexible, it will expand until the pressure of the gas once more balances the pressure of the atmosphere.

Answer: Greater The Pressure

Explanation: Greater velocity results in a greater pressure

Answer:

Approximately 10.5g or 10.4g \(SrF_{2}\)

(a)The pH of the fruit juice solution is approximately 3.5. (b) The hydrogen ion concentration of the tomato solution is 0.001 mol/L.

(b)The hydrogen ion concentration of the tomato solution is 0.001 mol/L.

(a). The hydrogen ion concentration of the fruit juice is 0.0003 mol/L. We can determine the pH of the solution using the formula pH = -log[H⁺].

pH = -log(0.0003)

pH ≈ -log(3 × 10⁻⁴)

Using a calculator, we can calculate the logarithm:

pH ≈ -(-3.5229) (rounded to the nearest tenth)

pH ≈ 3.5

Therefore, the pH of the fruit juice solution is approximately 3.5.

(b). A tomato has a pH of 3.0. We can determine the hydrogen ion concentration of this solution by rearranging the formula pH = -log[H⁺] to solve for [H⁺].

[H⁺] = 10(-pH)

[H⁺] = 10⁻³

[H⁺] = 0.001 mol/L

Therefore, the hydrogen ion concentration of the tomato solution is 0.001 mol/L.

To know more about hydrogen ion:

https://brainly.com/question/24673381

#SPJ4

Explanation:

because of blood pressure

By integrating the differential equation and determining the residence time at which the conversion reaches 80%, we can find the space time needed. The goal is to minimize the percentage of error in the calculation.

To solve this problem, we need to set up and solve the differential equation for the plug flow reactor. The rate equation given is γA = 10^(-2)C^(1/2) (mol/lit bee), where γ is the reaction rate constant and C is the concentration of A.

The differential equation for the plug flow reactor can be written as:

dCA/dV = -rA

Where CA is the concentration of A, V is the reactor volume, and rA is the rate of reaction. Since the reaction is homogeneous and follows the stoichiometry A → 3R, the rate of reaction is given by:

rA = -1/3 dCA/dt

Using the chain rule, we can rewrite the differential equation as:

dCA/dV = -1/3 dCA/dt dV/dt

The volume V is related to the reactor residence time τ (space time) by:

V = F₀τ

Where F₀ is the inlet molar flow rate. In this case, the feed consists of 50% A and 50% inert, so the inlet molar flow rate is 0.0325 mol/lit * 0.5 = 0.01625 mol/lit.

Now, we can substitute the expressions for V and dV/dt into the differential equation and rearrange it as:

(1/τ) dCA/dτ = -1/3 dCA/dt

To solve this differential equation numerically, we can use a method like the fourth-order Runge-Kutta method. We start with the initial condition CA = CA₀ at τ = 0 and integrate the differential equation until the conversion reaches 80% (CA = 0.0325 * 0.5 * 0.2 = 0.00325 mol/lit).

By varying the residence time τ and checking the conversion, we can determine the residence time at which the conversion is closest to 80%. This residence time will give us the space time needed for 80% conversion.

To minimize the percentage of error in the calculation, we can adjust the step size in the numerical integration method to achieve a desired level of accuracy. Smaller step sizes generally lead to more accurate results but require more computational effort.

By implementing the numerical integration method and adjusting the step size, we can find the space time needed for 80% conversion with minimized error.

Learn more about numerical integration methods here: brainly.com/question/28990411

#SPJ11

To determine the proof of the original alcohol solution, we need to use the amount of ethanol recovered after extraction, the volume of the original solution, and the efficiency of the extraction process.

To calculate the actual proof of the original alcohol solution, we first need to understand what proof means. Proof is a measure of the alcohol content in a solution and is defined as twice the percentage of alcohol by volume (ABV) in the solution. For example, a solution that is 40% ABV would be 80 proof. In this scenario, we know that 15.2 ml of ethanol was recovered from 50.0 ml of solution. To find the percentage of ethanol in the original solution, we can use the following formula: Percentage of ethanol = (Recovered ethanol / Original solution volume) x 100 Percentage of ethanol = (15.2 ml / 50.0 ml) x 100 Percentage of ethanol = 30.4% However, we also know that the extraction process was only 81.0% efficient. This means that only 81.0% of the ethanol present in the original solution was actually extracted. To find the actual percentage of ethanol in the original solution, we can use the following formula: Actual percentage of ethanol = (Percentage of ethanol recovered / Extraction efficiency) x 100 Actual percentage of ethanol = (30.4% / 81.0%) x 100 Actual percentage of ethanol = 37.53% Now that we know the actual percentage of ethanol in the original solution, we can calculate its proof using the formula mentioned earlier:Proof = Actual percentage of ethanol x 2 Proof = 37.53% x 2 Proof = 75.06 Therefore, the actual proof of the original alcohol solution was 75.06.

learn more about Alcohol solution here:

https://brainly.com/question/13803006

#SPJ4

It is necessary to take into account the equilibrium circumstances in order to ascertain the responses on a bent rod that is supported by a smooth surface.

A normal reaction (N) perpendicular to the surface and a frictional force (F) parallel to the surface will occur when the bent rod is put on a horizontal and smooth surface.

Normal Reaction (N): The normal reaction is the force that the surface applies to a rod that is parallel to it. It balances the rod's weight as well as any other vertical pressures that might be exerted on it. The total vertical forces acting on the rod are equal to the size of the normal reaction.

Frictional force (F): The force that the surface applies to a rod that is perpendicular to it is known as the frictional force. It works against the rod's propensity to slide or move across the surface. The friction coefficient between the rod and the surface, as well as the natural reaction, both influence the frictional force's size.

Additional details, including the geometry of the bent rod, the forces acting on it, and the coefficient of friction between the rod and the surface, are required in order to calculate the precise values of the normal reaction and frictional force.

Learn more about equilibrium from link given below.
brainly.com/question/19838787

#SPJ4

Answer:

Aluminum sulfide = Al₂S₃

Water = H₂O

Aluminum Hydroxide = Al(OH)₃

Dihydrogen sulfide = H₂S

Skeleton equation: Al₂S₃ + H₂O ⇒ Al(OH)₃ + H₂S

Answer:

False

Explanation:

A model is a representation of a more complex system.

Answer:

False

Definition:

The scientific model is a condensed depiction of complicated or invisible to the human sight scientific systems, such an atom or a solar system. Although this representation is simplified, it is nevertheless accountable for producing all of the original systems' essence, substance, and behavior. This allows the models to be employed in scientific studies and research and to provide tangible outcomes that accurately reflect the actual systems.

What is a scientific model?

A scientific model is a simplification that roughly represents the real world while making it simple to think about issues, gain clarity and understanding, and perhaps forecast behavior.

Say, "The world is flat!" as an example. Actually, if you were alive 10,000 years ago, this estimate wasn't so awful. In general, everything you see around you suggests that the globe *is* flat, especially if you're living on a large grassy plane. Forget some of the boundary difficulties around the "edge of the globe"; perhaps it just never ends.

Then, though, you could start to see ships if you go to the ocean and stare out across that huge horizon. The sail is shown first, followed by a little portion of the mast, and then the ship's body. Hmm. That must imply that the spacecraft was underneath the earth's "flat surface," or...

The globe that is the earth (Or having a burrito-like form. But for now, let's stick with spherical.) That's fascinating. That would indicate that if I go from one location on Earth to another and keep moving, I would ultimately return to the original location. This proposition is testable!

The Earth is not a perfect spherical, of course. Its core protrudes a little bit. But a sphere is a reasonably good scientific model for the Earth for all everyday practical purposes (with the exception of things like GPS and satellite communications, etc.).

Similar to this, other scientific models should be as straightforward as feasible in order to explain occurrences and offer some level of testable prediction potential.

Thanks,
Eddie

Magnesium chloride is converted to calcium chloride when calcium metal is introduced into the solution using a redox chemical reaction.

A single displacement reaction occurs when metallic calcium is presented into a solution of magnesium chloride to replace a magnesium atom in the molecule. The result was metallic magnesium and calcium chloride. The chemical formula for this reaction is Ca (s) + MgCl2 (aq) → CaCl2 (aq) + Mg (s)

Calcium chloride in water (CaCl2) and solid magnesium, when solid calcium (Ca) and Magnesium in the water are formed Chloride (MgCl2) bound (Mg). During this redox process, magnesium atoms gain electrons to form metallic magnesium, while calcium atoms lose electrons to form Ca2+ ions.

Learn more about chemical reactions at

https://brainly.com/question/29762834

#SPJ4

The question is -

Predict what happens when calcium metal is added to a solution of magnesium chloride.

a. No reaction occurs.

b. Calcium chloride forms.

c. Magnesium calcite forms.

d Gaseous calcium is produced.

Answer:

This law states that the volume and temperature of a gas have a direct relationship: As temperature increases, volume increases, when pressure is held constant. Heating a gas increases the kinetic energy of the particles, causing the gas to expand.

Explanation:

Considering the Charles's law and STP conditions, the volume of the gas at standard temperature is 12.61 L.

Charles's law establishes the relationship between the volume and temperature of a gas sample at constant pressure.

This law says that for a given sum of gas at constant pressure, as the temperature increases, the volume of the gas increases and as the temperature decreases, the volume of the gas decreases. That is, the volume is directly proportional to the temperature of the gas.

Mathematically, Charles's law states that the ratio between volume and temperature will always have the same value:

\(\frac{V}{T} =k\)

Considering an initial state 1 and a final state 2, it is fulfilled:

\(\frac{V1}{T1} =\frac{V2}{T2}\)

The STP conditions refer to the standard temperature and pressure. Pressure values at 1 atmosphere and temperature at 0 ° C (or 273 K) are used and are reference values for gases. And in these conditions 1 mole of any gas occupies an approximate volume of 22.4 liters.

In this case, you know:

Replacing in the definition of Charles's law:

\(\frac{13.4 L}{290 K} =\frac{V2}{273 K}\)

Solving:

\(V2= 273 K\frac{13.4 L}{290 K}\)

V2= 12.61 L

Finally, the volume of the gas at standard temperature is 12.61 L.

Learn more about

Charles's law:

https://brainly.com/question/4147359

STP conditions:

brainly.com/question/26364483

brainly.com/question/8846039

brainly.com/question/1186356

#SPJ2

Answer:

A

Explanation:

medal is a conductor so the heat will travl

Answer:

sugar and salt, as they can dissolve in water. Sugar and salt have a high solubility in water. So, sugar and salt can form a solution with water.

Explanation:

1) the first compound of the diagram is called propanoic acid, belonging to the carboxylic functional group

2) the second compound is called ethyl propanoate, belonging to the ester functional group

3) the third is called Methoxyethane, belonging to the ether functional group

4) then the last is called Ethanol, belonging to the Alkanols

The substance in the image above would be classified as a mixture of elements (option E).

A compound is a substance formed by chemical bonding of two or more elements in definite proportions by weight.

On the other hand, a mixture is made when two or more substances are combined, but they are not combined chemically.

According to this question, an image is shown with two different substances or elements as distinguished by coloration (white and purple). These elements are combined but not chemically bonded, hence, is a mixture.

Learn more about mixture at: https://brainly.com/question/12160179

#SPJ1

To determine the order of the reaction with respect to each reactant, we must compare how the reaction rate changes when its concentration changes.

We have in experiment one the same concentration of reactants and a speed equal to 8.0x10^-4 mol/(L.s).

Now, in the second experiment, the concentration of BrO3 doubles, and the rest of the reagents remain the same. The speed is also doubled since 8.0x10^-4 x 2 = 1.6 x 10^-3.

The same happens with Br-, in the third experiment. The rate doubles as the Br concentration doubles.

So for these two reactants, the rate of reaction will be first-order, since as the concentration increases the rate increases in the same proportion.

Now, for H+ we have that by doubling the concentration the rate quadruples. This means that the reaction order is second order. When changing the concentration, the speed changes in order equal to 2

Answer:

the order of reaction will be:

Respect BrO3-: First order

Respect Br-: First order

Respect H+: Second order

Orange waves have a lower frequency and contain less energy than green waves.

What is Wave?

A wave is a disturbance or oscillation that travels through space and time, accompanied by the transfer of energy without the transfer of matter. Waves can take many different forms, including sound waves, light waves, water waves, and seismic waves. They can be described in terms of their frequency, wavelength, amplitude, and velocity, among other properties. Waves play a fundamental role in many areas of science and technology, including communication, medicine, and engineering.

The energy of a wave is directly proportional to its frequency, which means that higher frequency waves contain more energy than lower frequency waves. The frequency of a wave refers to the number of complete cycles or oscillations that the wave undergoes per second, and is measured in units of Hertz (Hz).

Learn more about Wave from the given link

https://brainly.com/question/26116832

#SPJ1

Governmental funding for scientific research is essential in advancing our understanding of the world and improving our way of life.

There are several reasons why governmental funding for scientific research is important:1. Scientific research has been a critical component of advancing society. It has helped us to develop new technologies, find cures for diseases, and understand complex systems.2. Governmental funding helps to ensure that scientific research is unbiased and can be conducted without conflicts of interest. This is particularly important when research is being conducted on topics that have the potential to impact public policy.3. Governmental funding is often necessary for scientific research to be conducted at all. This is especially true for basic research, which is research that is conducted to increase our understanding of a topic without a specific goal in mind. Basic research is often not profitable for private industry, so governmental funding is necessary to ensure that it is conducted.4. Scientific research often requires expensive equipment and resources, which can be difficult for individual researchers or small organizations to afford. Governmental funding can help to provide these resources, allowing researchers to conduct more in-depth studies.Governmental funding for scientific research has been instrumental in advancing our understanding of the world and improving our way of life. Without it, many of the technological and medical advancements that we take for granted today would not exist.

for such more questions on research

https://brainly.com/question/29886197

#SPJ8

The volume of 6.9 mol of oxygen at 233 K and a pressure of 4.0 atm is approximately 12.0L.

To calculate volume of a gas, we can make use of Ideal Gas Law equation. It is a fundamental equation in thermodynamics that describes the behaviour of an ideal gas under certain circumstances. It relates pressure(P), volume(V), number of moles (n), and temperature(T) of an ideal gas using the equation:

PV = nRT

Where P = Pressure of the gas,

           V = Volume of the gas,

           n = Number of moles of the gas,

           R = Ideal gas constant commonly expressed as 0.0821  L·atm/(mol·K) or 8.314 J/(mol·K),

          T = Temperature of the gas.

In the question, we are given with:

n = 6.9 mol

T = 233 k

P = 4.0 atm

Substituting the above values in the equation to find the volume, we get:

4.0 * V = 6.9 * 0.0821 * 233

V = (6.9 * 0.0821 * 233) / 4.0

V = 11.9997 (approximately 12.0)

Therefore, The volume of 6.9 mol of oxygen at 233 K and a pressure of 4.0 atm is approximately 12.0L.

To study more about Volume of oxygen:

https://brainly.com/question/31630111

https://brainly.com/question/4987534