nbsp-how many moles are present in 30g of oxygen-

32 g oxygen = 1 mole of nbsp;O2 molecule (molar mass of oxygen molecule)1 g oxygen nbsp;= 1/32 mole of nbsp;O2 molecule30 g oxygen = (1/32)x30 nbsp; ...

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Standard XII

Chemistry

Molecular Speeds - Vrms, Vavg, Vmps

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Question

how many moles are present in 30g of oxygen?

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Solution

32 g oxygen = 1 mole of O₂molecule (molar mass of oxygen molecule)
1 g oxygen = 1/32 mole of O₂molecule
30 g oxygen = (1/32)x30 mole of O₂molecule
= 0.94 mole of O₂molecule

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how many moles are present in 30g of oxygen?

32 g oxygen = 1 mole of O2 molecule (molar mass of oxygen molecule)1 g oxygen = 1/32 mole of O2 molecule30 g oxygen = (1/32)x30 mole of O2 molecule = 0.94 mole of O2 molecule

32 g oxygen = 1 mole of O₂molecule (molar mass of oxygen molecule)
1 g oxygen = 1/32 mole of O₂molecule
30 g oxygen = (1/32)x30 mole of O₂molecule
= 0.94 mole of O₂molecule