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Chemie

Jaká je látková koncentrace NH Br, obsahuje-li 1,5 dm3 roztoku 147 g NH4Br? Ar(Na) = 23, Ar(Br) = 80, Ar(H) = 1

Jaká je látková koncentrace NH Br, obsahuje-li 1,5 dm³ roztoku 147 g NH4Br? Ar(Na) = 23, Ar(Br) = 80, Ar(H) = 1