Олег C6H5Cl +H2O = C6H5OH HCl n(C6H5Cl)=11.5/112.5=0.1mol по реакции n(C6H5Cl)=n(C6H5ОН) n(C6H5OH)=0.1 mol m(C6H5OH)=0.1 mol* 94g/mol=9.4g