2NaOH+Cl2\(\rightarrow\)NaClO+NaCl+H2O
0,2____0,1__________0,1
2Ca(OH)2+2Cl2\(\rightarrow\)Ca(ClO)2+CaCl2+2H2O
0,05______0,05____________0,025
nNaOH=0,1.2=0,2 mol
nCa(OH)2=0,5.0,1=0,05 mol
nCl2=\(\frac{4,48}{22,4}\)=0,2 mol
m muối clorua=0,1.58,5+0,025.111=8,625 g