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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
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2016
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Q)
Decomposition of
H
2
O
2
follows a first order reaction. In fifty minutes the concentration of
H
2
O
2
decreases from
0.5
to
0.125
M
in one such decomposition. When the concentration of
H
2
O
2
reaches
0.05
M
, the rate of formation of
O
2
will be :
( A )
2.66
L
m
i
n
−
1
at STP
( B )
1.34
×
10
−
2
m
o
l
m
i
n
−
1
( C )
6.93
×
10
−
4
m
o
l
m
i
n
−
1
( D )
6.93
×
10
−
2
m
o
l
m
i
n
−
1
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