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17 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Endothermic Reaction
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energy is absorbed
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in
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Exothermic Reaction
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Energy is given off
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out
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reactants
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substance you begin with in chemical reactions
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products
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new substance is created in chemical reactions
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Conservation Of Mass
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Matter isn't created or destroyed
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open system
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can enter or escape
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burning a match
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closed system
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can't enter or leave
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bomb
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synthesis
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when substances are put together to form new ones
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decomposition
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break down of a complex substance
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replacement
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when two elements trade places OR when an element replaces a compound
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activation energy
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minimum amount of energy needed to start a chemical reaction
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concentration
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amount of substance in a given volume
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catalyst
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lowers activation energy and increases the reaction
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inhibitor
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slows reaction rate
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precipitate
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solid produced in a chemical reaction
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coefficient
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number in front of a chemical equation
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products of fire
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heat, oxygen, fuel
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