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3 years ago

14

before a chemical reaction can start, energy must be absorbed by the reactants. the amount that must be absorbed to start the re

action is called the blank.

1 answer:

bixtya [17]3 years ago

3 0

It is called the activation energy.

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all about Living Things

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2 years ago

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IRINA_888 [86]

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Explanation:

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