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1 vote
What chemical formulas represents oxygen gas??

asked
User Jcmvbkbc
by
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2 Answers

3 votes
Oxygen's Formula is O2.
We breathe in O2 and Breathe out CO2


answered
User Mattias Ottosson
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8.5k points
4 votes
it is O with a little 2 subscript. it represents two atoms of oxygen.
answered
User IntStarFoo
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