POM

Question 1

pressure units

Answer 1

Pa

Question 2

what is 1 pa of pressure

Answer 2

1 pascal is the pressure caused by 1 newton of force acting over an area of 1m^2

Question 3

how to convert celcious to kelvin

Answer 3

+273

Question 4

when working with gas laws ALL temperatures MUST use what temperature?

Answer 4

Kelvin

Question 5

Volume and temp at a constant pressure (fact)

Answer 5

the particles GAIN KINETIC ENERGY and move faster.
collisions are more frequent and with greater force on the container WALLS
since the container is able to expand the gas volume increases until the pressure of the GAS is equal to the EXTERNAL pressure

Question 6

for changes from solid to liquid use what specific heat capacity?

Answer 6

latent heat of fusion

Question 7

for changes from liquid to gas use what specific heat capacity?

Answer 7

latent heat of vaporisation

Question 8

the temperature of a substance is a measure of the?

Answer 8

mean kinetic energy of its particles