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How many oxygen atoms are contained in the formula 2CO2?
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4 votes
How many oxygen atoms are contained in the formula 2CO2?

User Fenix Voltres
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2 Answers

4 votes
there are 2 oxygen atoms because of the 2 next to the O
User Ddejohn
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3 votes
There are 2*2 = 4 oxygen atoms
User Jack Tanner
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