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Byju's Answer
Standard XI
Chemistry
Stoichiometric Calculations
H2 evolved at...
Question
H
2
evolved at STP on complete reaction of 27 g of Aluminium with excess of aqueous NaOH would be
A
22.4
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B
44.8
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C
67.2
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D
33.6 litres
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Solution
The correct option is
D
33.6 litres
H
2
O
+
A
l
+
N
a
O
H
→
N
a
A
l
O
2
+
3
2
H
2
27
g
m
3
2
×
22.4
−
33.6
L
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1
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