\(n_{CuO}=\dfrac{160}{80}=2mol\)
\(2Cu+O_2\rightarrow\left(t^o\right)2CuO\)
2 1 2 ( mol )
\(V_{H_2}=1.22,4=22,4l\)
\(m_{Cu}=2.64=128g\)
2Cu+O2-to>2CuO
2------1------2
n CuO=2 mol
=>VO2=1.22,4=22,4l
=>m Cu=2.64=128g
\(n_{CuO}=\dfrac{m}{M}=\dfrac{160}{80}=2mol\)
\(PTHH:2Cu+O_2\underrightarrow{t^o}2CuO\)
\(2\) \(:\) \(1\) \(:\) \(2\) \(\left(mol\right)\)
\(a,V_{O_2}=n.22,4=1.22,4=22,4l\)
\(b,m_{Cu}=n.M=2.64=128g\)