3.6.2 - DEFINITIONS

Question 1

Absolute zero?

Answer 1

the lowest possible temperature of a system, where no heat remains and the particles have zero kinetic energy

Question 2

Avogadro’s constant?

Answer 2

the number of particles in one mole of any gas

Question 3

Boyle’s law?

Answer 3

pressure of an ideal gas is inversely proportional to its volume at a constant temperature

Question 4

Brownian motion?

Answer 4

the random motion of particles

Question 5

Charles’ law?

Answer 5

the volume of an ideal gas is directly proportional to its temperature, when at constant pressure

Question 6

molar mass?

Answer 6

the mass of one mole of the substance in question

Question 7

ideal gas?

Answer 7

One which follows all the ideal gas assumptions

Question 8

molecular mass?

Answer 8

the mass of one molecule of the substance in question

Question 9

Pressure law?

Answer 9

the pressure of an ideal gas is directly proportional to its absolute temperature, when volume is fixed

Question 10

specific heat capacity?

Answer 10

the amount of energy required to increase 1kg of a substance by 1 degree Celcius

Question 11

specific latent heat?

Answer 11

the amount of energy required to change the state of 1kg of a substance without a change in temperature

Question 12

state changes?

Answer 12

during a state change, the potential energy of the system is changing but the kinetic energy is not