\(n_{Zn}=0,1\left(mol\right)\\ PTHH:Zn+2HCl\rightarrow ZnCl_2+H_2\\ m_{ZnCl_2}=136.0,1=13,6\left(g\right)\\ V_{H_2}=22,4.0,1=2,24\left(l\right)\)
nZn = 6.5/65 = 0.1 mol
Zn + 2HCl --> ZnCl2 + H2
0.1___________0.1____0.1
mZnCl2 = 0.1*136=13.6 g
VH2 = 0.1*22.4 = 2.24 l
Zn + 2HCl --> ZnCl2 + H2
a) n\(ZnCl_2\) = nZn = n\(H_2\) = \(\frac{6,5}{65}\) = 0,1 mol
m\(ZnCl_2\) = 0,1.136 = 13,6 g
b) V\(H_2\) = 0,1.22,4 = 2,24 l (đktc)