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chemistry study 1333
chemistry study
| Question | Answer |
|---|---|
| energy | ablility to do work or produce heat |
| law of conservation of energy | states that in any chemical reaction engery is neither created nor destroyed |
| heat | total amount of kinetic energy that flows because of a difference in temp |
| calorie | amount of energy required to raise the temp of 1 g of pure h20 1 degree C |
| Joule | SI unit of energy and heat |
| specific heat | amount of heat required t raise the temp of 1 g of a substance 1 degree C |
| chemical potential energy | energy stored in a substance |
| temperature | a measure of the kinetic energy of the particles in a sample matter |
| kinetic energy | energy in motion |
| endothermic | absorbs heat from surroundings=melting |
| exothermic | gives off heat to surroundings |