0,1моль х моль
СuO + Н2 = Cu + Н2О
1 моль 1 моль
<span>
</span>
<span>n = m/M</span>
<span>M(CuO) = 64 + 16 = 80 г/моль
</span>
<span>n(CuO) = 8 / 80 = 0,1 моль</span>
<span><span><span>0,1</span></span> =<span><span> x</span></span></span>
<span><span><span> 1 1</span></span></span>
<span>x = 0,1</span>
<span>n(H2O) = 0,1 моль
</span>
<span>0,1 моль у моль
</span>
<span>СuO + Н2 = Cu + Н2О</span>
<span>1 моль 1 моль</span>
<span><span>0,1</span> = <span>у</span></span>
<span> 1 1</span>
<span>у = 0,1</span>
<span><span>n(<span>Cu</span>) = 0,1 моль</span></span>
<span><span>Ответ: <span>n(H2O) = 0,1 моль</span> , <span><span>n(<span>Cu</span>) = 0,1 моль</span></span>
</span></span>