a)CH4 + 4Cl2 ---> CCl4 + 4HCl
b) niu = 133.4/22.4 = 6 moli CH4
1 mol CH4 ... 4 moli Cl
6 moli ... x moli Cl = 24 moli Cl2
V=22.4*24=537.6 L Cl2
c) 6 moli CH4 => 6 moli CCl4 (M=12+4*35.5=154)
m=6*154=924 g CCl4
d) 6 moli CH4 => 24 moli HCl(M=1+35.5=36.5)
m=24*36.5=876 g HCl