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During thermal dissociation of a gas, th...

During thermal dissociation of a gas, the vapour density.

A

Remains the same

B

Increases

C

Decreases

D

Increases in some cases and decreases in others

Text Solution

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The correct Answer is:
C
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CENGAGE CHEMISTRY-CHEMICAL EQUILIBRIUM-Concept Applicationexercise 7.1
  1. In a chemical equilibrium, K(c)=K(p) when

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  2. In a general reaction A+B hArr AB, which value of equilibrium constant...

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  3. During thermal dissociation of a gas, the vapour density.

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  4. The vapour density of fully dissociated NH(4)Cl would be

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  5. In the reversible reaction, 2HI(g) hArr H(2)(g)+I(2)(g), K(p) is

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  6. At 500 K, the equilibrium constant for reaction cis-C(2)H(2)Cl(2) hArr...

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  7. 2 mol of N(2) is mixed with 6 mol of H(2) in a closed vessel of one li...

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  8. For the reaction, H(2)(g)+CO(2)(g) hArr CO(g)+H(2)O(g), if the initial...

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  9. Partial pressure of O(2) in the reaction 2Ag(2)O(s) hArr 4Ag(s)+O(2)...

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  10. Two moles of PCl(5) were heated to 327^(@)C in a closed two-litre vess...

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  11. For the reaction: 2NO(2)(g) hArr 2NO(g)+O(2)(g) K(c)=1.8xx10^(-6) ...

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  12. NH(4)COONH(2)(s)hArr2NH(3)(g)+CO(2)(g) If equilibrium pressure is 3 at...

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  13. For the reaction A+B hArr C+D, the initial concentrations of A and B a...

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  14. 15 mol of H(2) and 5.2 moles of I(2) are mixed and allowed to attain e...

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  15. For the reaction: NOCl(g) hArr 2NO(g) +Cl(2)(g), K(c) at 427^(@)C is 3...

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  16. For the reaction CuSO(4).5H(2)O(s) hArr CuSO(4).3H(2)O(s)+2H(2)O(g) ...

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  17. Which one is the correct representation for the reaction 2SO(2)(g)+O...

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  18. For the reaction CO(g)+CI(2)(g)hArrCOCI(2)(g) K(p)//K(c ) is equal...

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  19. The equilibrium constant for the reaction N(2)(g)+O(2)(g) hArr 2NO(g...

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  20. K(p)//K(c) for the reaction CO(g)+1/2 O(2)(g) hArr CO(2)(g) is

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