m(KNO3) = 150*0.05 = 7.5 г
m(H2O) = 150 - 7.5 = 142.5 г
V(H2O) = 142.5 мл
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m(KNO3) = 150*0.05 = 7.5 г
m(H2O) = 150 - 7.5 = 142.5 г
V(H2O) = 142.5 мл