Question

m (NaSO3)=126г +HCl V(NaCl)-?

Answer 1

  126           XL
Na2SO3+2HCL-->2NaCL+H2SO3 M(Na2SO3)=126 g/mol , Vm=22.4L/mol
126           2*22.4
126/126 = X/44.8
X=44.8 л
ответ 44.8 л