m(AlO(OH))=24 г
Объяснение:
68.4 46.8 х
Al2(SO4)3 + 4H2O + 3Na2S → 2AlO(OH)(↓) + 3H2S(↑) + 3Na2SO4
342 234 120
n(Al2(SO4)3)=68.4/342=0.2 моль
n(Na2S)=46.8/ 234=0.2 моль
m(AlO(OH)(↓))=0.2*120=24 г
m(AlO(OH))=24 г
Объяснение:
68.4 46.8 х
Al2(SO4)3 + 4H2O + 3Na2S → 2AlO(OH)(↓) + 3H2S(↑) + 3Na2SO4
342 234 120
n(Al2(SO4)3)=68.4/342=0.2 моль
n(Na2S)=46.8/ 234=0.2 моль
m(AlO(OH)(↓))=0.2*120=24 г