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Chemical Equilibrium - Set 3
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NUST Entrance Test
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Chemistry
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Chemical Equilibrium
Set 3
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Mashaal Masha
Oct 18, 2022
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Choose the correct options for the following questions.
Which one of these shows Henderson equation?
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Difficulty: Easy
A:
$\rm{pH=pK_{a}-log\frac{[salt]}{[acid]}}$
B:
$\rm{pH=pK_{a}-log\frac{[acid]}{[salt]}}$
C:
$\rm{pOH=pK_{b}-log\frac{[salt]}{[base]}}$
D:
Both A and C
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If $\rm{K_{c}=1}$, then reaction is:
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Difficulty: Easy
A:
At equilibrium
B:
Moves In forward direction
C:
Complete
D:
None of these
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Set 2
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