10.22 quiz Flashcards
1
Q
Hvap of water
A
2254J/g=Q
the amount of energy required to boil 1g of a substance
2
Q
Hfus of water
A
333J/g=Q
the amount of energy needed to melt 1g of a substance
3
Q
c of ice
A
2.077 J/g C
4
Q
Cwatervapor
A
2.042J/g C
5
Q
What is the difference between temperature and thermal energy
A
- temperature is the measure of avg kinetic energy
- thermal energy is the SUM of kinetic energy in a substance and depends on mass
6
Q
what is the difference between heat and specific heat
A
specific heat is the amount of heat needed to rase a gram of a substance by 1 d C
heat is the ther,al energy transferred from 1 substance to another
7
Q
give me that cal and joule thingy
A
1cal=4.184J
