Dung dịch HCl 10,8M → Trong 1 lít dd HCl 10,8M có 10,8 (mol) HCl.
Ta có: mHCl (trong 1 lít dd HCl 10,8M) = 10,8.36,5 = 394,2 (g)
m dd HCl 10,8M = 1000.1,19 = 1190 (g)
\(\Rightarrow C\%_{HCl\left(10,8M\right)}=\dfrac{394,2}{1190}.100\%\approx33,126\%\)