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Chemie

Jaký objem vody potřebujeme k přípravě 0,45 dm3 roztoku ky-seliny octové, má-li být ve výsledném roztoku objemový zlomek kyseliny octové 30%?

Jaký objem vody potřebujeme k přípravě 0,45 dm³ roztoku ky-seliny octové, má-li být ve výsledném roztoku objemový zlomek kyseliny octové 30%?