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What volume of oxygen gas (o2) measured at 0°C and 1 atm , is needed to burn completely 1L of propane gas(C3H8) measured under the same conditions? (1) 10L (2) 7L (3) 6L (4) 5L [ Sir Aise question mai reaction ko yad karna padta hai ]

What volume of oxygen gas (o2) measured at 0°C and 1 atm , is needed to burn completely 1L of propane gas(C3H8) measured under the same conditions?  (1) 10L (2) 7L (3) 6L (4) 5L
[ Sir Aise question mai reaction ko yad karna padta hai ]

Grade:12th pass

1 Answers

Vikas TU
14149 Points
4 years ago
Dear student 
C3H8+5O2=3CO2+4H2O
so 1mole of proparne require 5 mole of O2(stochiometrically) now convert them into liters
1*22.4 propane will give5*22.4
therefore 1l will give 5l
Yes you need the idea of reaction , just remember prouct and input , and balance the reaction .

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