m (Na2CO3)=C(HCl)*V(HCl)*M(Na2CO3)
m(вещества)= m(Na2CO3)*100/90
m(вещ)=C(HCl)*V(HCl)*M(Na2CO3)*100/90
m(вещ)=0.1*20*10-3*106*100/90=2.4 г
m (Na2CO3)=C(HCl)*V(HCl)*M(Na2CO3)
m(вещества)= m(Na2CO3)*100/90
m(вещ)=C(HCl)*V(HCl)*M(Na2CO3)*100/90
m(вещ)=0.1*20*10-3*106*100/90=2.4 г