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JEEMAIN-2014
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Q)
The molar heat capacity
(
C
p
)
of
C
D
2
O
is 10 cals at 1000 K . The change in entropy associated with cooling of 32 of g of
C
D
2
O
vapour from 1000 K to 100 K at constant pressure will be : (D=deuterium , at . mass = 2u)
(
a
)
23.03
c
a
l
d
e
g
−
1
(
b
)
−
23.03
c
a
l
d
e
g
−
1
(
c
)
2.303
c
a
l
d
e
g
−
1
(
d
)
−
2.303
c
a
l
d
e
g
−
1
Share
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