\(n_{CuO}=\dfrac{m}{M}=\dfrac{12}{64+16}=0,15\left(mol\right)\)
\(a,PTHH:CuO+H_2\underrightarrow{t^o}Cu+H_2O\)
\(0,15:0,15:0,15\left(mol\right)\)
\(b,m_{Cu}=n.M=0,15.64=9,6\left(g\right)\)
\(c,V_{H_2}=n.22,4=0,15.22,4=3,36\left(l\right)\)
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