Chemistry, asked by harinisankaran58, 4 months ago

what is the mass of 0.4 g moles of oxygen atom

Answers

Answered by Anonymous

Answer:

12.8 grams.

The relative atomic mass of oxygen is 16. Oxygen exists as a diatomic molecule, O2 . Thus the relative molecular mass of oxygen is 32. Number of moles (0.4 mol) times the Mr (32) gives the mass (12.8).

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