Ответ Автор - Pystota m(H2SO3)=n*Mn(H2SO3)=V/Vmn(H2SO3)=18/22.4=0.804m(H2SO3)=0.804*83=65.89N(H2SO3)-n*NaN(H2SO3)=0.804*6.02*10^23=4.838*10^23