Fifteen milliliters of gaseous hydrocarbon (A) was required for complete combustion 357 mL of air (21% oxygen by volume) and gaseous products occupicd 327mL (all volumes being measured at STP) The value of M is :

Fifteen milliliters of gaseous hydrocarbon (A) was required for comple

1.	Fifteen milliliters of gaseous hydrocarbon (A) was required for complete combustion 357 mL of air (21% oxygen by volume) and gaseous products occupicd 327mL (all volumes being measured at STP) The value of M is :
Answer» 2 3 4 5 Solution :