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Question 1

What is Boyle’s Law?

Answer 1

Boyle’s Law states that the pressure of a gas is inversely proportional to its volume at constant temperature.

Question 2

True or False: Charles’s Law describes the relationship between volume and temperature of a gas at constant pressure.

Answer 2

True

Question 3

Fill in the blank: The equation for Boyle’s Law is ______.

Answer 3

P1V1 = P2V2

Question 4

What does Charles’s Law state?

Answer 4

Charles’s Law states that the volume of a gas is directly proportional to its temperature at constant pressure.

Question 5

Which gas law combines Boyle’s and Charles’s laws?

Answer 5

The Ideal Gas Law.

Question 6

What is the Ideal Gas Law equation?

Answer 6

PV = nRT

Question 7

True or False: Avogadro’s Law states that equal volumes of gases at the same temperature and pressure contain the same number of molecules.

Answer 7

True

Question 8

What is the relationship described by Gay-Lussac’s Law?

Answer 8

Gay-Lussac’s Law states that the pressure of a gas is directly proportional to its temperature at constant volume.

Question 9

Fill in the blank: The equation for Gay-Lussac’s Law is ______.

Answer 9

P1/T1 = P2/T2

Question 10

What does the variable ‘R’ represent in the Ideal Gas Law?

Answer 10

R represents the ideal gas constant.

Question 11

Which unit is commonly used for pressure in gas law calculations?

Answer 11

Atmospheres (atm)

Question 12

True or False: The volume of a gas increases when the temperature decreases at constant pressure.

Answer 12

False

Question 13

What is the effect of increasing temperature on the volume of a gas at constant pressure?

Answer 13

The volume increases.

Question 14

Fill in the blank: According to Avogadro’s Law, 1 mole of any gas occupies ______ liters at standard temperature and pressure (STP).

Answer 14

22.4

Question 15

What is the standard temperature in Kelvin?

Answer 15

273.15 K

Question 16

What is the relationship between pressure and volume according to Boyle’s Law?

Answer 16

They are inversely proportional.

Question 17

What does ‘n’ represent in the Ideal Gas Law?

Answer 17

‘n’ represents the number of moles of the gas.

Question 18

True or False: The Ideal Gas Law applies perfectly to all gases under all conditions.

Answer 18

False

Question 19

What happens to gas pressure if the volume is halved while temperature remains constant?

Answer 19

The pressure doubles.

Question 20

What is the unit of the ideal gas constant R in the equation PV = nRT?

Answer 20

The unit of R is typically L·atm/(K·mol).

Question 21

Fill in the blank: The law that describes the direct relationship between pressure and temperature is known as ______.

Answer 21

Gay-Lussac’s Law

Question 22

What is the primary assumption of the ideal gas model?

Answer 22

Gas particles do not interact and have negligible volume.

Question 23

Which gas law would you use to calculate the final volume of a gas when its temperature is increased at constant pressure?

Answer 23

Charles’s Law.

Question 24

What does a graph of Charles’s Law look like?

Answer 24

A straight line with volume on the y-axis and temperature on the x-axis.

Question 25

True or False: Increasing the amount of gas in a fixed volume increases the pressure.

Answer 25

True