notam hidrocarbura A = CaHb
d(N2) = miu.A/miu.N2 =>
miu.A = d(N2)xmiu.N2 = 2,571x28 = 72 g/mol
Cm = n/Vs => n = CmxVs = 2x0,375 = 0,75 moli KOH
d moli 0,75 moli
CO2 + KOH => KHCO3
1 1
=> d = 1x0,75/1 = 0,75 moli CO2
3,36 L 0,75 moli
2CaHb + (4a+b)/2O2 => 2aCO2 + bH2O
2x22,4 2a
=> a = 5
=> C5Hb => 5x12+b = 72 => b = 12
=> A = C5H12 , pentan