What is volume of O2 required at 0°C and 1 atm to burn completely 1 L propane gas (C₂H₂)?
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Answer:
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Explanation:
Correct option is
A
5 L
In a balanced chemical reaction, for the combustion of propane, volume of oxygen and propane required is:
1L
1vol.
C
3
H
8
(g)
+
5L
5vol.
5O
2
(g)
→
3L
3 vol.
2CO
2
(g)
+
4L
4vol.
4H
2
O(g)
Hence volume of oxygen gas measured at 0
o
C and 1atm, ineeded to burn completely 1L of propane gas (C
3
H
8
) under the same conditions is 5L.
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