\(\left\{{}\begin{matrix}n_{HCl}=0,1.1=0,1\left(mol\right)\\n_{H_2SO_4}=0,1.1=0,1\left(mol\right)\end{matrix}\right.\)
PTHH:
\(NaOH+HCl\rightarrow NaCl+H_2O\)
0,1<------0,1
\(2NaOH+H_2SO_4\rightarrow Na_2SO_4+2H_2O\)
0,2<--------0,1
\(\Rightarrow V_{ddNaOH}=\dfrac{0,2+0,1}{1}=0,3\left(l\right)\)