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The image shows a plate boundary. Arrows haſie been added to indicate the movement of the plates.
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What plate boundary feature is also shown?
A ridge formed by an inactive convergent boundary
A valley forming at an active divergent boundary
С
A fault forming at an active transform boundary
D
A volcano formed by an active transform boundary

After valves are opened and enough time has passed for net movement of particles between containers to stop, pressure of gas in middle container will be closest to 3 atmospheres as pressure will be halved after opening valves.

Pressure is defined as the force applied on an object perpendicular to it's surface per unit area over which it is distributed.Gauge pressure is a pressure which is related with the ambient pressure.

There are various units by which pressure is expressed most of which are derived units which are obtained from unit of force divided by unit of area . The SI unit of pressure is pascal .

Pressure will be halved after opening valves as it will be bifurcated ,thus, 9/2=4.5 which is closest 3 atmospheres.

Thus,the pressure of gas in the middle container will be closest to 3 atmospheres.

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Answer:

it's an acid

Explanation:

because itis soda

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.

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Complete Melting happens when temperature occurs,the liquid line cuts this given composition. Because below this all material is solid phase . So complete Melting point is 1140 C .

A substance's melting point is the point at which it transitions from solid to liquid state. The solid and liquid phases are in balance at the melting point. A substance's melting temperature is pressure dependent and is normal room at a standard pressure such as 1 atm or 100 kPa. The melting point is the amount of energy needed to achieve a lipid's solid-to-liquid phase transition. The melting point of an organic solid could be determined by putting a small quantity in a small capillary tube, attaching it to the stem of a thermometer centred in a heaters bath, slowly heating the bath, and noticing the temperatures at which melting starts and ends.

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Hydrοxide iοn cοncentratiοn = 5 x \(10^{-6\) M

Hydrοxide is a diatοmic aniοn with chemical fοrmula OH−. It cοnsists οf an οxygen and hydrοgen atοm held tοgether by a single cοvalent bοnd, and carries a negative electric charge. It is an impοrtant but usually minοr cοnstituent οf water. It functiοns as a base, a ligand, a nucleοphile, and a catalyst.

In an aqueοus sοlutiοn, the cοncentratiοn οf hydrοnium iοns (H₃O+) and hydrοxide iοns (OH-) are related by the autοiοnizatiοn οf water:

H₂O(l) ⇌ H+(aq) + OH-(aq)

At 25°C, the cοncentratiοn οf hydrοnium iοns (H₃O+) is given as 5 x \(10^{-6\) M.

Since water is neutral, the cοncentratiοn οf hydrοnium iοns and hydrοxide iοns are equal in a neutral sοlutiοn. Therefοre, the cοncentratiοn οf hydrοxide iοns (OH-) is alsο 5 x \(10^{-6\) M.

Thus, the correct answer is:

Hydroxide ion concentration = 5 x\(10^{-6\) M

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Answer:

That should be crucible tong

Answer:

The heterogeneous mixture that has very small dispersed particles and stays mixed for a long time is colloid. Because colloid has particles that are small enough to suspended but are as large that they can scatter light.

Answer:

1. heterogeneous

2. colloid

3. suspension

Answer:

Insulin production would decrease.

Explanation:

Insulin and Glucagon work together to balance the sugar levels in the human blood stream. They work together in a negative feedback loop. Glucagon stimulates the liver to release glucose into the bloodstream in a process known as glycogenolysis. Insulin on the other hand is a sugar-lowering hormone.

Therefore, if glucagon secretion were permanently inhibited, insulin production would decrease as there would not be excess blood sugar to be reduced.

Answer:

Insulin production would decrease.

They give us the balanced equation of the reaction. To know the ratios of each relationship we must see the coefficients that accompany the molecules, these will be the terms of the ratio. As follows:

2C4H10

13O2

8CO2

10H2O

Now we will replace these values according to the requested relation and simplify to the minimum possible expression:

The half-life of this radioactive substance is 14.3 minutes.

To determine the half-life of the radioactive substance, we can use the following equation:

N(t) = N₀ (1/2)^(t/T)

where N₀ is the initial number of radioactive atoms, N(t) is the number of radioactive atoms at time t, T is the half-life of the substance, and t is the time elapsed.

In this case, we know that the reading has diminished from 400 counts to 100 counts over 28.6 minutes. We can assume that the initial number of radioactive atoms is proportional to the initial count rate, so N₀ is proportional to 400.

Using the equation above, we can solve for T:

100 = 400 (1/2)^(28.6/T)

Dividing both sides by 400, we get:

1/4 = (1/2)^(28.6/T)

Taking the logarithm of both sides, we get:

log(1/4) = (28.6/T) log(1/2)

Simplifying, we get:

-2 = -28.6/T

Multiplying both sides by T, we get:

2T = 28.6

Dividing both sides by 2, we get the half-life:

T = 14.3 minutes

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Answer:

elements in the same period have the same number of shells

the period number the element is in, that is the number of shells it has.

Here's a list of the arterial vessels of the abdominal cavity you mentioned, along with a brief description of each. Check out the attached figure for a labelled diagram.

1. Celiac trunk: A short, wide artery that branches off the abdominal aorta and supplies blood to the stomach, liver, spleen, and other organs in the upper abdomen.

2. Superior mesenteric artery: An artery that arises from the abdominal aorta just below the celiac trunk and supplies blood to the small intestine, cecum, appendix, ascending colon, and transverse colon.

3. Inferior mesenteric artery: An artery that arises from the abdominal aorta just above the left common iliac artery and supplies blood to the descending colon, sigmoid colon, and rectum.

4. Right and left renal arteries: Arteries that branch off the abdominal aorta and supply blood to the right and left kidneys, respectively.

5. Right and left suprarenal arteries: Arteries that branch off the inferior phrenic arteries (which arise from the abdominal aorta) and supply blood to the right and left adrenal glands, respectively.

6. Right and left ovarian/testicular arteries: Arteries that arise from the abdominal aorta (males) or the internal iliac arteries (females) and supply blood to the right and left ovaries or testes, respectively.

7. Right and left common iliac arteries: Arteries that arise from the abdominal aorta and supply blood to the pelvic organs, gluteal region, and lower limbs.

Varicose veins, on the other hand, are dilated and twisted veins that often occur in the legs, although they can occur in other parts of the body as well. They are caused by weakened or damaged valves in the veins, which allow blood to pool and cause the veins to bulge. Varicose veins are not arteries, and they do not carry oxygenated blood from the heart.

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Answer:

The ratio of hydrogen atoms to oxygen atoms used to make water molecules is always 2:1, no matter how many water molecules are being made.

Explanation:

Answer:

15.03 g/mol or any multiple of this, since this is the empirical formula

Explanation:

To find molar mass, look to the periodic table. C is carbon, which has a molar mass of 12.01 g/mol. H is hydrogen, which has a molar mass of 1.008 g/mol. You have one carbon and three hydrogens in this empirical formula, so 12.01 + 3(1.008) = 15.034 g/mol.The empirical formula is the lowest whole number ratio for the elements in a compound. Therefore the answer would be 15.03 g/mol or any multiple of this, since this is the amount for the empirical formula.

Carbon Dioxide levels in the atmosphere have increased by more than 100 ppmv since the time before the Industrial Revolution. The Carbon Dioxide (CO2) levels in the atmosphere have increased drastically over the past two centuries, primarily as a result of the combustion of fossil fuels.

Since the pre-industrial age, the concentration of CO2 in the atmosphere has increased by more than 100 pp mv.

For hundreds of thousands of years, CO2 levels remained at roughly 280 pp mv. This number has now surpassed 400 pp mv, with no signs of stopping. According to NASA, carbon dioxide concentrations in the atmosphere have increased by about 50% since the Industrial Revolution began. Furthermore, 90% of the extra warmth produced as a result of this increased concentration is absorbed by the oceans.

In addition, carbon dioxide emissions from the burning of fossil fuels and other human activities, such as deforestation and land-use changes, have resulted in a significant increase in atmospheric concentrations, causing global temperatures to rise and other climate changes.

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When a strong acid is titrated with weak base, solution will be acidic in nature. Since, the pH of acidic solution is always less than 7, therefore, pH of given solution will also be less than 7.

Acidic solution

Food and drink, automobile interiors, and even the human body contain acids. When hydrogen ions react with water, they are discharged as an acidic solution, a liquid combination. The Brnsted-Lowry theory states that acids "give" hydrogen protons while bases "receive" hydrogen protons. Different solutions have varying acidities. To put it another way, some solutions cause the release of more hydrogen ions into water than others. On the pH scale, which runs from 0 to 14, acidity can be calculated.  If the pH of a solution is lower than 7, it is said to be acidic.

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The grams of sucrose is 0 g calculated by determining the molality of the solution.

To calculate the grams of sucrose, we first need to find the moles of sucrose. The molality of the solution can be found using the formula:

molality = (Kf value) x (temperature change).

In this case, the temperature change is 0 °C, so the molality is 0.

To find the moles of sucrose, we use the formula:

moles of solute = (molality) x (kg of solvent).

Since water is the solvent and its mass is not given, we can assume it to be 1 kg for simplicity.

Therefore, moles of sucrose = 0 x 1 = 0.

Finally, we can convert moles to grams using the molar mass of sucrose, which is 342.3 g/mol.

Thus, the grams of sucrose is 0 g.

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Boyle used a J-shaped glass tube and a mercury-filled cylinder to determine the relationship between pressure and volume.

Boyle's apparatus consisted of a J-shaped glass tube, one end of which was closed and the other end was open. The open end of the tube was placed in a mercury-filled cylinder. The air was trapped in the tube by the mercury, and the pressure was measured using a mercury barometer.

By adding weights to the top of the mercury column, Boyle was able to increase the pressure on the air inside the tube. As the pressure increased, the volume of the air decreased. By measuring the volume of the air at different pressures, Boyle was able to determine the relationship between pressure and volume, which is now known as Boyle's Law. This law states that at a constant temperature, the volume of a gas is inversely proportional to its pressure.

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Answer:

element fluorine

Explanation:

Since the noble gases are a special group because of their lack of reactivity, the element fluorine is the most reactive nonmetal. It is not found in nature as a free element. Fluorine gas reacts explosively with many other elements and compounds and is considered to be one of the most dangerous known substances.

Answer:

element fluorine

Explanation:

Since the noble gases are a special group because of their lack of reactivity, the element fluorine is the most reactive nonmetal. It is not found in nature as a free element. Fluorine gas reacts explosively with many other elements and compounds and is considered to be one of the most dangerous known substances.

There is different types of bonding in different compounds. The type of bonds can be decided from its structure and behavior.

Ionic bond

Ionic bond are also called as electrovalent bond it is a type of linkage formed from the electrostatic attraction between oppositely charged ions in a chemical compound. Ionic bond is formed when the valence (outermost) electrons of one atom are transferred permanently to another atom.

Covalent bond

Covalent bond is defined as the interatomic linkage that results from the sharing of an electron pair between two atoms. The bonding arises from the electrostatic attraction of their nuclei for the same electrons.

a) CsF have ionic bonding.

b) N₂ have covalent bonding.

c) Na₂S have ionic bonding.

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Answer:

Ca2+ represents an ion with 20 protons and 18 electrons.

Explanation:

A calcium atom has 20 protons and 20 electrons. The 2+ charge next to the symbol indicates a loss of two electrons: 20-2=18.

Answer:

14

Explanation:

sun normal persentage is 14

Answer:

The process to use this knowledge is explained as below:

Explanation:

1. Farmer should use an indicator to check the pH value of the soil of the field of the farm.

2. If the field or the farm has alkali soil add acid to reduce the pH value.

3. If the soil of the farm is acidic for the crop add alkali to increase the pH value.

4. It will be a neutralization reaction and changes the pH value of the farm.

5. Weather/leeching into the surrounding soil/plant or animal waste will lead to a change in pH value over time.

6. The pH value will need to be regularly monitored and adjusted.

Answer:

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Explanation:

Answer: 64.1 grams of HCl were used in the reaction