CH4 + Cl2 -hv-> CH3Cl + HCl
CH3Cl + Cl2 -> CH2Cl2 + HCl
... CH4 + 4Cl2 -> CCl4 + 4HCl
n(CH4)=80/16=5 mol
n(CCl4)=5*0.8=4 mol
m(CCl4)=n*M=616 g
CH4 + Cl2 -hv-> CH3Cl + HCl
CH3Cl + Cl2 -> CH2Cl2 + HCl
... CH4 + 4Cl2 -> CCl4 + 4HCl
n(CH4)=80/16=5 mol
n(CCl4)=5*0.8=4 mol
m(CCl4)=n*M=616 g