water,carbondioxide,light,cells with chlorophyll, oxygen, and sugars

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2 Answers

Is this supposed to be multiple choice?  The hydrogen comes from water H2O.  Hope that helps.

The hydrogen atoms come from water.

A water molecule is H2O, and that means there are two hydrogen atoms and one oxygen atom. Thus, it gets the hydrogen from water.

by Level 2 User (2.9k points)

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