Question

plz answer my questions....I will like your 5 answers​

Answer 1

let the formula of hydrocarbon be CxHy

. : CxHy+ (x+y/4) O2----- xCO2 + y/2H2

CO2= 10ml

5x= 10,

x= 2

O2 = 15ml

30- 15 = 15 ml

initial 1ml = (x+y/4)

final 5ml = 5(x+y/4)

5(x+y/4)= 15

y=4

hence, the formula is C2H4.

..........xD