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JEEMAIN and NEET
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Chemistry
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Chemical Thermodynamics
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Q)
X gm of ethanal was subjected to combustion in a bomb calorimeter. The heat produced is Y joules. Then
(a)
Δ
E
(
c
o
m
b
u
s
t
i
o
n
)
=
−
X
J
(b)
Δ
E
(
c
o
m
b
u
s
t
i
o
n
)
=
−
Y
J
(c)
Δ
E
(
c
o
m
b
u
s
t
i
o
n
)
=
−
44
Y
X
J
m
o
l
−
1
(d)
Δ
H
(
c
o
m
b
u
s
t
i
o
n
)
=
−
44
Y
X
J
m
o
l
−
1
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