Chem Chapter 10 Guide Flashcards
1
Q
Potential
A
Stored energy
2
Q
Internal
A
Energy within an atom
3
Q
Heat
A
Flow of energy due to temperature
4
Q
1 calorie
A
4.184 J
5
Q
What is a calorie
A
The amount of heat required to raise 1 gram of water, one degree Celsius.
6
Q
Temperature
A
Random movement of molecules
7
Q
Exothermic
A
Releases heat.
Heat is product
Q= negative
8
Q
Endothermic
A
Absorb heat
Heat is reactant
Q= positive
9
Q
Specific heat capacity (use)
A
Used to identify unknown substance
10
Q
Specific heat capacity Definition:
A
Amount of heat required to raise 1 gram of a substance by 1 degree Celsius
11
Q
Specific heat capacity (units)
A
J/g-C
12
Q
Calculating heat
A
Q=M * S * delta T
Mass in grams
Temp change is Celsius
13
Q
Kinetic
A
Energy of motion
