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Chemie

Určete hmotnost chloridu sodného získaného odpařením 250 cm3 roztoku NaCl o koncentraci c = 0,5 mol/l (Mr = 58,5):

Určete hmotnost chloridu sodného získaného odpařením 250 cm³ roztoku NaCl o koncentraci c = 0,5 mol/l (Mr = 58,5):