What volume of oxygen gas (O2) measured at 250C and 1 atm needed to burn completely one litre of propane gas (C3H8) measured under the same conditions?
A
5L
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B
10L
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C
7L
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D
6L
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Solution
The correct option is A 5L C3H8+5O2→3CO2+4H2O
1 5 3 4 (Volume)
Here, 1 volume or 1 litre of propane requires 5 volume or 5 litres of O2 to burn completely.