1.

15 cc of gaseous hydrocarbon required 45 cc of oxygen for complete combusion if 30 cc of CO_(2) is formed, the formula of the gaseous compound is

Answer»

`C_(3)H_(6)`
`C_(2)H_(2)`
`C_(4)H_(10)`
`C_(2)H_(2)`

Solution :`C_(X)H_(y)+ (x+(y)/(4)) O_(2) rarr xCO_(2) +(y)/(2) H_(2)O`


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