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AP and TS EAMCET Engineering Model Paper 11
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© examsnet.com
Question : 146
Total: 160
How many litres of oxygen (at STP) are required for complete combustion of 39g of liquid benzene
84
22.4
42
11.2
Validate
Solution:
C
6
H
6
+
15
2
O
2
→
6
C
O
2
+
3
H
2
O
39 g of benzene = 0.5 mole.
Requires 3.75 moles of
O
2
=
84
L
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