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4 votes
Carbohydrates are made up of carbon, oxygen and______.

•Gold

•Hydrogen

•Copper

•Potassium

2 Answers

3 votes
carbohydrates are made up of carbon, oxygen and (hydrogen)
User ChrisW
by
7.7k points
5 votes
The 3rd is hydrogen!!
User Cami
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7.0k points