\(PTHH:Cu+Cl_2\overset{t^o}{--->}CuCl_2\)
Ta có: \(n_{Cl_2}=\dfrac{16,8}{22,4}=0,75\left(mol\right)\)
a. Theo PT: \(n_{Cu}=n_{CuCl_2}=n_{Cl_2}=0,75\left(mol\right)\)
\(\Rightarrow a=m_{Cu}=0,75.64=48\left(g\right)\)
\(b.\Rightarrow b=m_{CuCl_2}=135.0,75=101,25\left(g\right)\)