Объяснение:
3) Fe2O3 + 6HCl = 2FeCl3+ 3H2O
n(HCl) = 0.3× 6= 1.8 моль
m(HCl)= 1.8× 36.5= 65.7г
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Объяснение:
3) Fe2O3 + 6HCl = 2FeCl3+ 3H2O
n(HCl) = 0.3× 6= 1.8 моль
m(HCl)= 1.8× 36.5= 65.7г