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Equilibrium

Question
CBSEENCH11008127
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The equilibrium constants KP1 and KP2 for the reactions X ⇌2Y and Z ⇌ P + Q, respectively are in the ratio of 1 : 9. If the degree of dissociation of X and Z be equal then the ratio of total pressure at these equilibria is

  • 1:1

  • 1:36

  • 1:9

  • 1:3

Solution

A.

1:1

straight X space space rightwards harpoon over leftwards harpoon with space space space space space space space space space space space space space on top space 2 straight Y stack 1 space with left parenthesis 1 minus straight x right parenthesis below space space space space space space space space space space space 0 with space 2 straight x below straight k subscript straight p subscript 1 end subscript space equals space fraction numerator left parenthesis 2 straight x right parenthesis squared over denominator left parenthesis 1 minus straight x right parenthesis end fraction open parentheses fraction numerator straight P subscript 1 over denominator 1 plus straight x end fraction close parentheses straight Z space rightwards harpoon over leftwards harpoon with space on top space space space space space space straight P plus space straight Q 1 with left parenthesis 1 minus straight x right parenthesis below space space space space space space space space space space 0 with straight x below space space space space space space space 0 with straight x below straight k subscript straight p subscript 2 space equals space end subscript fraction numerator left parenthesis straight x right parenthesis squared over denominator left parenthesis 1 minus straight x right parenthesis end fraction open parentheses fraction numerator straight P subscript 1 over denominator 1 plus straight x end fraction close parentheses to the power of 1 fraction numerator 4 space straight x space straight P subscript 1 over denominator straight P subscript 2 end fraction space equals space 1 over 9 space rightwards double arrow space straight P subscript 1 over straight P subscript 2 space equals space 1 over 36

Some More Questions From Equilibrium Chapter

Give an example from daily life in which there is gas solution equilibrium?

A crystal of common salt of a given mass is kept in its aqueous solution. After 24 hours, its mass remains the same. Is the crystal in equilibrium with the solution?

What is the role of forward and backward reactions at equilibrium of a reversible reaction?

What is a forward reaction?

What condition favours a reversible reaction?

What is a backward reaction?

What type of equilibrium is attained in a reversibe chemical change?

What is meant by a system at dynamic equilibrium?

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