question_answer

A certain volume V ml of a gaseous hydrocarbon was exploded with an excess oxygen \[3\,V\] ml of \[C{{O}_{2}}\] is produced and for that combustion \[4\,V\] ml \[{{O}_{2}}\] is required. All volume measurements were under the same conditions of temperature and pressure. What is the molecular formula of the hydrocarbon?

A) \[{{C}_{2}}{{H}_{4}}\]                                    

B) \[{{C}_{3}}{{H}_{6}}\]

C) \[{{C}_{3}}{{H}_{4}}\]   

D) \[{{C}_{2}}{{H}_{6}}\]