[CHEM] Unit 9- Gas Laws

Question 1

Boyle’s Law states that as ___ increases, the ___ decreases

Answer 1

Volume, pressure

Question 2

T/F: Volume and pressure have an inverse relationship

Answer 2

T

Question 3

Charles’ Law states that when the temperature ___, the volume ___

Answer 3

Increases, increases

Question 4

T/F: Temperature and volume have an inverse relationship

Answer 4

F: Direct

Question 5

T/F: You must convert temperatures to Kelvin in all parts of an equation

Answer 5

T

Question 6

Gay-Lussac’s Law states that when temperature ___, the ___ ___

Answer 6

Increases, pressure, increases

Question 7

T/F: Temperature and pressure have an inverse relationship

Answer 7

F: Direct

Question 8

STP stands for:

Answer 8

Standard temperature and pressure

Question 9

Standard temperature is:

Answer 9

273 K or 0 C

Question 10

Standard pressure is:

Answer 10

1 atm or 101.3 kPa

Question 11

T/F: 1 atm=101.3 kPa=760 mm Hg=760 torr

Answer 11

T

Question 12

The first statement of the kinetic molecular theory (KMT) is:

Answer 12

Gases contain molecules (atoms for noble gases) that constantly move in random straight lines

Question 13

The second statement of KMT is:

Answer 13

The constantly moving particles collide with the container and each other

Question 14

T/F: When gas molecules collide, energy is lost to friction

Answer 14

F

Question 15

The third statement of KMT is:

Answer 15

Gas particles are separated by relatively large distances

Question 16

The fourth statement of KMT is:

Answer 16

Gas particles do not influence each other’s movement

Question 17

T/F: Gas molecules move in random lines

Answer 17

F: Random STRAIGHT lines