Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
|
What is energy and what is its unit?
|
The Ability to do Work
Joule (J) |
|
|
What is the COnservation of Energy
|
Energy cannot be created or destryoed, it can be transformed from one type to another.
|
|
|
What are some types of energy?
|
heat, electrical, chemical, nuclear, light, sound
|
|
|
what do all chemical reaction involve?
|
a gain or loss in energy (HEAT)
|
|
|
enthaply
|
heat content
|
|
|
exothermic reactions
|
energy is a product and is released. Delta H is negatve and there is HEAT
|
|
|
endothermic reactions
|
energy is a reactant and it is absorbed. Delta H is positive and there is COLD
|
|
|
Temperature Conversion formula
|
K=C+273
|
|
|
What does is another word for temperature
|
kinetic energy
|
|
|
Heat Flow
|
HOT TO COLD
flow continues until they are the same temp (equilbrium) |
|
|
What is absoulute zero?
|
O k
|
|
|
In calorimetry what does the q, m and c and deltaT stand for?
|
q=heat m=mass c=specific heat capacity
delta T=final temp-inital temp |
|
|
for a potiental energy graph, waht direction does a exothermic one go?
where r the ractants and products? |
DOWN
reactants top products bottom |
