Change in state? Flashcards
1
Q
solid to liquid?
A
melting
2
Q
liquid to gas
A
evaporation
3
Q
gas to liquid
A
condensing
4
Q
liquid to solid
A
freezing
5
Q
solid to gas
A
sublimation
6
Q
gas to solid
A
desublimation
7
Q
does mass change when changing state?
A
no
8
Q
what is internal energy
A
the combined energy of kinetic and potential energy of particles
9
Q
what is SHC
A
amount of energy needed to change temp of 1kg of material by 1°C
10
Q
equation for shc
A
energy change= m x c x delta theta
11
Q
what is specific latent heat
A
amount of energy required to change the state of 1kg of a substance with no temperature change
12
Q
slh of fusion
A
solid to liquid or liquid to solid
13
Q
slh of vaporisation
A
liquid to gas or gas to liquid
14
Q
slh equation
A
E= m x l
15
Q
what is pressure caused by
A
particles colliding with walls of their container and exerting force on it
