2Al + 3H₂SO₄ = Al₂(SO₄)₃ + 3H₂
n(H₂)=6,72/22,4=0,3 моль
n(Al)=0,2 моль
m(Al)=0,2*27=5,4 г
C3H8<span> --(</span>HNO3<span>)--> </span>C3H<span>7NO2
</span>C3H7NO2 + H2 = C3H7NH2 + H2<span>O
</span>C3H7NH2<span> + </span>HNO2<span> = </span>C3H7<span>OH + N2 + </span><span>H2O
</span>C3H7OH<span> + </span>HCl<span> = C</span>3H7Cl<span> + H2O
</span><span>2C3H7CI + 2NA = C6H14 + 2NaCI</span>
15.5g 5.6 L
2CnH2n+1OH=2Na=2CnH2n+1ONa+H2
x g 22.4 L
x=62
12n+2n+1+17=62
14n=62-18
n=3
C3H7OH - пропанол