61.Vapour pressures of water, acetone and ethanol at 293K are 2.34kPa, 12.36kPa and 5.85 kPa respectively. Which of these has the lowest and the highest boiling point? At 293K which of these evaporates least in a sealed container before equilibrium is established?
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62.State and explain the law of mass action.
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63.Apply the law of mass action to a reversible reaction and state the law of chemical equilibrium.
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64.The equilibrium constant expression for a gas reaction is, Write the balanced chemical equation corresponding to this expression.
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65.
How is equilibrium constant expressed when the reaction is carried in the gaseous phase ?
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66.Derive the relation between Kp and Kc.
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67.
Under what conditions: (i) Kp = Kc (ii) Kp > Kc (iii) Kp< Kc
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68.
Write the expressions for equilibrium constant for the reactions:
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69.Write equilibrium constant expression for the following:
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