p/100=mpura/mimpura => mpura=p*mimpura/100
mpura=96*200/100=192g metan
16g..................................2*36,5g
CH4 + 2Cl2 -> CH2Cl2 + 2HCl
192g................................x=?
x=192*73/16=876g HCl
c/100=md/ms => ms=md*100/c
ms=100*876/10=8760g solutie HCl 10%