chemistry unit 4; reactions
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Last updated 4:39 AM on 12/14/25
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11 Terms
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chemical reaction
process that forms new substances
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reactants
substances that start a reaction
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products
substances formed in a reaction
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coefficient
number placed before a formula in an equation
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subscript
number showing atoms in a compound
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synthesis reaction
two or more substances combine
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decomposition reaction
one substance breaks apart
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single replacement reaction
one element replaces another
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double replacement reaction
exchange of ions
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combustion reaction
reaction with oxygen producing CO2 and H2O
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law of conservation of mass
mass is neither created nor destroyed
Note 
Flashcards (96)