Gas Laws - Quiz Quiz

Question 1

If two gases are present in a container, the total pressure in the container is equal to

Revolt · Accepted Answer

A: the sum of the pressures that are exerted by each of the two gases.

Question 2

A balloon that had a volume of 3 point 5 0 liters at 25 point 0 times degree C is placed in a hot room at 40 point 0 times degree C If the pressure remains constant at 1 point 0 0 atm, what is the new volume of the balloon in the hot room? Use the fraction with numerator cap v sub 1 and denominator cap t sub 1 is equal to the fraction with numerator cap v sub 2 and denominator cap t sub 2

Revolt · Accepted Answer

D: 3 point 6 8 liters

Question 3

Which equation below represents Charles’s law?

Revolt · Accepted Answer

B: the fraction with numerator cap v sub 1 and denominator cap t sub 1 is equal to the fraction with numerator cap v sub 2 and denominator cap t sub 2

Question 4

Five gases combined in a gas cylinder have the following partial pressures: 3 point 0 0 atm open paren cap n sub 2 close paren , 1 point 8 0 atm open paren cap o sub 2 close paren , 0 point 2 9 atm Ar , 0 point 1 8 atm He , and 0 point 1 0 atm cap h What is the total pressure that is exerted by the gases? Use cap p sub cap t is equal to cap p sub 1 plus cap p sub 2 plus cap p sub 3 plus dot dot dot cap p sub n

Revolt · Accepted Answer

B: 5 point 3 7  atm

Question 5

The absolute temperature of a gas is increased four times while maintaining a constant volume. What happens to the pressure of the gas?

Revolt · Accepted Answer

C: It increases by a factor of four.

Question 6

The gas in the piston is being heated, and the piston has moved upward. The observation will be summarized in a row of the incomplete table below. Expand Image Row Name Observation Variables 1 Boyle's law Volume increases when pressure decreases ? 2 Charles’s law ? ? 3 Gay-Lussac’s law ? Temperature, pressure 4 Combined gas law ? ? What are the variables for this piston?

Revolt · Accepted Answer

C: temperature and volume

Question 7

Which law states that the pressure and absolute temperature of a fixed quantity of gas are directly proportional under constant volume conditions?

Revolt · Accepted Answer

B: Gay-Lussac’s law; D: Charles’s law

Question 8

Which equation represents the combined gas law?

Revolt · Accepted Answer

B: the fraction with numerator cap p sub 1 cap v sub 1 and denominator cap t sub 1 is equal to the fraction with numerator cap p sub 2 cap v sub 2 and denominator cap t sub 2; C: cap p sub 1 cap v sub 1 is equal to cap p sub 2 cap v sub 2

Question 9

A scientist is measuring the pressure exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. Which term most likely describes what the scientist is measuring?

Revolt · Accepted Answer

C: partial pressure; D: final pressure

Question 10

Which law states that the volume and absolute temperature of a fixed quantity of gas are directly proportional under constant pressure conditions?

Revolt · Accepted Answer

C: Charles’s law

Gas Laws - Quiz Quiz Answers

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