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Chemistry - Chemical Equilibrium Question with Solution | TestHub

ChemistryChemical EquilibriumProblems involving KcMedium2 minPYQ_2021
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The equilibrium constantKcat298 Kfor the reaction
A+BC+Dis100 .Starting with an equimolar solution with concentrations ofA,B,CandDall equal to1M, the equilibrium concentration ofDis _____×10-2M. (Nearest integer)

Question diagram: The equilibrium constant K c at 298 K for the reaction A + B
Answer:
182
Solution:

KC=1+x1-x2=100

=1+x1-x=10

=1+x=10-10 x

11 x=9

x=911

[D]=1+911=2011=1.818=1.82 M( approx )182×10-2 M

Stream:JEESubject:ChemistryTopic:Chemical EquilibriumSubtopic:Problems involving Kc
2mℹ️ Source: PYQ_2021

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