Question

What is reduction?
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Answer 1

Answer:

Reduction is the gain of electrons by a substance. It is also the loss of oxygen from a substance. For example, copper(II) oxide can be reduced to form copper when it reacts with hydrogen: copper(II) oxide + hydrogen → copper + water.

Explanation:

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Answer 2

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>> the action or fact of making something smaller or less in amount, degree, or size.

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