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Anyone know this I need help thank you

Anyone know this I need help thank you-example-1
User DMozzy
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2 Answers

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3, the numbering following the symbol (O) meaning oxygen will be the amount of atoms. (If there is no number, the amount will be 1)
User Beiller
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7 votes

The answer is 6 oxygen atoms that is in the given compound.

User Bobe
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