1mol........1mol
CH4 + Cl2-----> CH3Cl +HCl
4mol.........2mol
CH4 + 2Cl2-----> CH2Cl2 + 2HCl
5mol .......5mol
Cl2---------------------Cl2( NETRANSFORMAT)
1mol clorometan se obtine din 10molCl2(1+4+5)
5mol..........................................n= 50molCl2