\(n_{Zn}=\dfrac{6,5}{65}=0,1\left(mol\right)\\ Zn+2HCl\rightarrow ZnCl_2+H_2\\ n_{ZnCl_2}=n_{H_2}=n_{Zn}=0,1\left(mol\right)\\ \Rightarrow m_{ZnCl_2}=136.0,1=13,6\left(g\right);V_{H_2\left(đkc\right)}=0,1.22,4=2,479\left(l\right)\)
\(\text{Ta có PTHH}:\\Zn+2HCl\rightarrow ZnCl_2+H_2\\n_{Zn}=\dfrac{6,5}{65}=0,1(mol)\\\Rightarrow n_{H_2}=n_{Zn}=0,1(mol) \\\Rightarrow V_{{H_2}_{đkc}}=n.24,79=0,1.24,79=24,79(lít)\\\Rightarrow n_{ZnCl_2}=n_{Zn}=0,1(mol)\\\Rightarrow m_{ZnCl_2}=n.M=0,1.136=13,6(gam)\)