x kg 176,7kg
H2C=CH--CH3 + H2 -------> H3C--HC2--CH3
M = 42kg/kmol M= 44kg/kmol
C= 95% = md/186 *100=> md = 176,7 kg propan
x= 168,88 kg propena
randament = 50% = 168,88/Ct * 100 => Ct = 337,3 kg propena (cantitate totala)
n = m/M => n = 337,3/44=> n = 8,03 moli propena
n = V/Vs => V = n * Vs => V = 8,03 * 22,4 => V = 180 L