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Why do we have to multiply the atomic mass of the oxygen to get 32?

User Ajgarn
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1 Answer

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Oxygen in its molecular form exists as
O3. The atomic mass of oxygen atom = 16 g/mol. The molar mass of O2
= 2 x 16 = 32 g/mol
It means, 1 mole of the Oxygen will have mass = 32 grams
User MickeyRoush
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