m(Al)=5.4r
V(H2)-?
5.4. Х л
2Al + 3H2SO4 ---> Al2(SO4)3 + 3H2
2*27. 3*22
5.4/54=х/3*22.4
х=6.72л
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m(Al)=5.4r
V(H2)-?
5.4. Х л
2Al + 3H2SO4 ---> Al2(SO4)3 + 3H2
2*27. 3*22
5.4/54=х/3*22.4
х=6.72л