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12 Terms
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Thermochemistry
Study of heat changes during chemical and physical changes
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System
Part of the universe on which you focus your attention
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Surroundings
Everything else in the universe
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First law of thermodynamics
Energy is neither created nor destroyed in any process
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Heat
Energy transferred due to temperature differences
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Temperature
Expression of the average kinetic energy of a substance
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Heat capacity
Amount of heat to raise the temperature of a substance by 1°C
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Specific heat capacity
Amount of heat to raise the temperature of 1 g of a substance by 1 °C
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Joule
Unit of heat energy
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°C
Unit of temperature
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Calorimetry
Lab procedure to measure heat changes
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Calorimeter
An insulated device in which to measure heat changes
Note 
Flashcards (37)