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Thermochemistry

Chapter 17 Vocabulary

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Across
4.An ____ process is one that releases heat to its surroundings.
6.Everything in the universe except the system.
9.The law of ____ states that in any chemical or physical process, energy is neither created nor destroyed.
10.The quantity of heat needed to raise the temperature of 1 g of pure water 1°C.
11.An ____ process is one that absorbs heat from the surroundings.
12.The part of the universe on which you focus your attention.
Down
1.The energy stored in the chemical bonds of a substance is called.
2.The study of energy changes that occur during chemical reactions and changes in state.
3.The SI unit of energy
5.Energy that transfers from one object to another because of a temperature difference between them
7.The ____ of a substance is the amount of heat it takes to raise the temperature of 1 g of the substance 1°C.
8.The amount of heat needed to increase the temperature of an object exactly 1°C is the ____ of that object.

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