Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 70

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If $ΔH > 0$ and $ΔS > 0,$ the reaction proceeds spontaneously when :-

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Important Questions on Thermodynamics

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 77

What is the free energy change

(ΔG)

when

1.0 mol

of water at

100 ° C

and

1 atm

pressure is converted into steam at

100 ° C

and

1 atm

pressure?

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 78

A reaction,

A + B \to C + D + q

is found to have a positive entropy change. The reaction will be

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 71

The temperature at which the reaction ${Ag}_{2} O (s) ⟶ 2 Ag (s) + \frac{1}{2} O_{2} (g)$ is at equilibrium is ....., given, $ΔH = 30.5 kJ {mol}^{- 1}$ and $ΔS = 0.066 kJ K^{- 1} {mol}^{- 1}$ .

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 73

Which of the following is true for the reaction

H_{2} O (ℓ) ⇌ H_{2} O (g)

at

100 ° C

and

1

atmosphere

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 74

For hypothetical reversible reaction

\frac{1}{2} A_{2} (g) + \frac{3}{2} B_{2} (g) ⇌ {AB}_{3} (g); ΔH = - 20 kJ

, if standard entropies of

A_{2}, B_{2}

and

{AB}_{3}

are

60, 40

and

50 {JK}^{- 1} {mol}^{- 1}

, respectively. The above reaction will be equilibrium at

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 75

For the precipitation of

AgCl

by

{Ag}^{+}

ions and

HCl

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 79

Equilibrium constant of a reaction is related to :

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 82

The process of evaporation of a liquid is accompanied by: