The number of particles in one mole of gas is q. What is the number of chlorine molecules in 35.5g of gaseous chlorine?
回答 (1)
2016-05-10 10:09 am
Molar mass of Cl₂ = 35.5 × 2 = 71.0 g/mol
No. of moles of Cl₂ = (35.5 g) / (71.0 g/mol) = 0.50 mol
No. of Cl₂ molecules = (q /mol) × (0.5 mol) = 0.5q
No. of moles of Cl₂ = (35.5 g) / (71.0 g/mol) = 0.50 mol
No. of Cl₂ molecules = (q /mol) × (0.5 mol) = 0.5q
收錄日期: 2021-04-18 14:53:18
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