d(H2) = 36
d(H2) = miu.compus/miu.H2
=> miu.compus = d(H2) x miu(H2) = 36x2 = 72 g/mol
miu.CO2 = 44 g/mol
miu.H2O = 18 g/mol
=>
44 g CO2 ................ 12 g C
11 g CO2 .................. a = 3 g C
18 g H2O ................... 2 g H
5,4 g H2O .................. b = 0,6 g H
=>
3,6 g substanta .......... 3 g C ............ 0,6 g H
72 g ............................... g C ................. g H
= 60 g = 12 g
=> nC = 60/12 = 5
nH = 12/1 = 12
=> C5H12 , pentan
