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11 Cards in this Set
- Front
- Back
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system
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any piece of the universe under considerate
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joules
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SI unit for energy
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endothermic
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absorbs heat, feels cold, products have more energy than the reactants
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exothermic
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releases heat, feels hot, reactants are higher in energy than the products
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activation energy
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the minimum amount of energy required to start a chemical reaction
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calorimeter
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measures energy changes
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q (heat)
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m∆TCp
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∆T
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change in temperature
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1 cal =
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4.184 J
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4.184 J/goC
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specific heat of water
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specific heat capacity (Cp)
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the amount of energy required to raise the temperature of one gram of a substance 1 degree Celcius
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