Chemistry, asked by dishasinghsingh1, 4 months ago

mass of 0.25 moles of oxygen molecules

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Answered by Anonymous

7

Answer:

In one Mole of oxygen molecule there is Na (Avogadro no) =6.023×10^23 molecules...

so, 0.25 moles of oxygen there is 6.023/4×10^23 molecules.

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