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When a liquid and its vapour are at equi...

When a liquid and its vapour are at equilibrium and the pressure is suddenly decreased, cooling occurs.True or false?

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Evaporation is an endothermic process.
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VMC MODULES ENGLISH-CHEMICAL EQUILIBRIUM-JEE Advanced (Archive)
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  2. One mole of nitrogen is mixed with three moles of hydrogen in a 4 litr...

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  3. When a liquid and its vapour are at equilibrium and the pressure is su...

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  4. For the gas phase reaction C(2)H(4)+H(2) hArr C(2)H(6)(DeltaH=-32.7 ...

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  5. The equilibrium constant of the reaction A(2)(g)+B(2)(g) hArr 2AB(g)...

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  6. When NaNO(3) is heated in a closed vessel, oxygen is liberated and NaN...

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  7. Catalyst makes a reaction more exothermic.True or False?

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  8. At a certain temperature, equilibrium constant (K(c)) is 16 for the re...

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  9. N(2)O(4) is 25% dissociated at 37^(@)C and one atmosphere pressure. Ca...

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  10. The equilibrium constant K(p) of the reaction: 2SO(2)+O(2) hArr 2SO(3)...

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  11. For the reaction CO(g)+2H(2)(g)hArrCH(3)OH(g) Hydrogen gas is intr...

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  12. For the reaction PCl(5)(g)hArrPCl(3)(g)+Cl(2)(g), the forward reaction...

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  13. The rate of an exothermic reactions increases with increase in tempera...

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  14. 0.15 mol of CO taken in a 2.5 L flask is maintained at 750 K alongwith...

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  15. A 10-fold increase in pressure on the reaction N(2)(g)+3H(2)(g) hArr...

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  16. For a gaseous reaction 2B rarr A, the equilibrium constant K(p) is ………...

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  17. The degree of dissociation is 0.4 at 400 K and 1.0 atm for the gaseous...

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  18. For the reversible reaction N(2)(g)+3H(2)(g) hArr 2NH(3)(g) at 500...

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  19. At constant temperature , the equilibrium constant (KP) for the deco...

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  20. Consider the following equilibrium in a closed container, N(2)O(4(g)...

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