Flow of Energy Word Scramble
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Question | Answer |
energy stored in chemical bonds of a substance | chemical potential energy |
symbol is q ; transfer of energy due to temperature differences | heat |
SI unit for energy | Joules (J) |
Chemical reaction that releases energy (loses heat) | exothermic |
study of energy changes during a chemical reaction | thermochemistry |
amount of heat needed to raise temperature of 1 gram of a substance 1 degree Celsius | specific heat |
non-SI unit for energy | Calories (C) |
Chemical reaction that absorbs energy (gains heat) | endothermic |
amount of heat needed to raise temperature of substance 1 degree Celsius (depends on mass & chemical compound) | heat capacity |
this lowers the activation energy of a chemical reaction | catalyst |
states that the energy in the universe is constant | 1st law of thermodynamics |
states that energy is not created or destroyed in a chemical or physical process | law of conservation of energy |
states that the heat of reaction can be found by adding thermochemical equations | Hess's law |
temperature scale used in heat calculations | Celsius |
Created by:
cadetjt
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