stephenash12313 stephenash12313

14-06-2017
Chemistry

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How many Na+ ions are found in 0.5 mol of Na2O?

Respuesta :

dec77cat dec77cat

17-06-2017

Nₐ=6.02*10²³ mol⁻¹
n(Na₂O)=0.5 mol

n(Na⁺)=2n(Na₂O)

N(Na⁺)=n(Na⁺)Nₐ=2n(Na₂O)Nₐ

N(Na⁺)=2*0.5*6.02*10²³=6.02*10²³ ions

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