3H2SO4+Al2O3=Al2(SO4)3+3H2O
m(H2SO4)=300·0.1=30г
n(H2SO4)=30÷(1·2+32+16·4)=0,3моль
n(Al2(SO4)3)=0,3·3=0,1 моль
m(Al2(SO4)3)=0,1·(27·2+32·3+16·12)=34,2г
3H2SO4+Al2O3=Al2(SO4)3+3H2O
m(H2SO4)=300·0.1=30г
n(H2SO4)=30÷(1·2+32+16·4)=0,3моль
n(Al2(SO4)3)=0,3·3=0,1 моль
m(Al2(SO4)3)=0,1·(27·2+32·3+16·12)=34,2г
3H2SO4+Al2O3=Al2(SO4)3+3H2O
m(H2SO4)=300·0.1=30г
n(H2SO4)=30÷(1·2+32+16·4)=0,3моль
n(Al2(SO4)3)=0,3·3=0,1 моль
m(Al2(SO4)3)=0,1·(27·2+32·3+16·12)=34,2г