2NaCl+2H2O= H2+2NaOH+Cl2
1 1
3Cl2+6KOH=5KCl+KClO3+3H2O
3 5 1
V(Cl2)=V(H2)=13,44л; n(Cl2)=13,44:22,4=0,6моль; n(KCl)=(0,6*5) :3=1моль;
m(KCl)=1*74,5=74,5г;
n(KClO3)= 0,6:3=0,2моль; m(KClO3)=0,2*99=19,8г.
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