The Kc for the reaction A + B C is 4 and Kc for 2A+ DC is 6 the value of Kc for C+D 2B is
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Answer:
(i)A+B⇌C
K
c
1
=
[A][B]
[C]
=4 (1)
(ii)2A+D⇌C
K
c
2
=
[A]
2
[D]
[C]
=6 (2)
(iii)C+D⇌2B
K
c
3
=
[C][D]
[B]
2
(3)
using equation (1),
[B]=
4[A]
[C]
put the value of [B] in equation (3)
K
c
3
=
16[A]
2
[C][D]
[C]
2
=
16[A]
2
[D]
[C]
From equation (2)
K
c
3
=
16
K
c
2
=
16
6
=
8
3
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