Cu + 4HNO3 = Cu(NO3)2 + 2NO2 + 2H2O
n(HNO3) = 0.05 моль
n(NO2) = 2n(HNO3) = 0.05 × 2 = 0.1 моль
V = Vm × n = 0.1 × 22.4 = 2.24 л
m = Mn = 0.1 × (32 + 14) = 4.6 г
Cu + 4HNO3 = Cu(NO3)2 + 2NO2 + 2H2O
n(HNO3) = 0.05 моль
n(NO2) = 2n(HNO3) = 0.05 × 2 = 0.1 моль
V = Vm × n = 0.1 × 22.4 = 2.24 л
m = Mn = 0.1 × (32 + 14) = 4.6 г