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Question

One gram molecule of oxygen represents:
one mole of $O$
one mole of $O_{2}$
one mole of $O_{3}$
None of these

A

one mole of

O

B

one mole of

O_{2}

C

None of these

D

one mole of

O_{3}

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Solution

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One gram molecule represents one mole molecules of oxygen gas. Therefore, 1 gram molecule of oxygen represents one mole of $O_{2}$ gas.

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