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Chemie

Jaký objem roztoku HCl o koncentraci c = 12 mol × dm-3 je potřebný k přípravě 200 cm3 roztoku od koncentraci c = 4 mol × dm-3?

Jaký objem roztoku HCl o koncentraci c = 12 mol × dm^-3 je potřebný k přípravě 200 cm³ roztoku od koncentraci c = 4 mol × dm^-3?