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Class 11 NEET Chemistry Some Basic Concepts Of Chemistry
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Question : 32
Total: 60
What volume of oxygen gas
(
O
2
)
measured at 0°C and 1 atm, is needed to burn completely 1 L propane gas
(
C
3
H
8
)
measured under the same conditions ?
(2008)
5 L
10 L
7 L
6 L
Validate
Solution:
C
3
H
8
1 vol
+
5
O
2
5 vol
–
–
>
3
C
O
2
3 vol
+
4
H
2
O
4 vol
(balanced equation)
According to the above equation
1 vol. or 1 litre of propane requires to 5 vol. or 5 litre of
O
2
to burn completely.
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