Question

The volume of oxygen at STP required for complete combudtion of 20 litre of propane measured at 27 degree Celsius and 760 mm pressure is

Answer 1

Answer:

Moles of propane =RTPV=0.0821×2731×20=0.9 moles

Required reaction is --

C3H8+5O2→3CO2+4H2O

Moles of O2 required =0.9×5=4.5 moles

Volume of O2 required =14.5×0.0821×273=100 litres

Explanation:

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