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Chemie

Kolik g NaCl (M = 58,4 g/mol) potřebujeme na přípravu 1,5 l roztoku s látkovou koncentrací c(Na+) = 0,3 mol/l?

Kolik g NaCl (M = 58,4 g/mol) potřebujeme na přípravu 1,5 l roztoku s látkovou koncentrací c(Na⁺) = 0,3 mol/l?