MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 78

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The $∆ S$ for the vaporization of $1$ mole of water $88.3 J {mol}^{- 1} K^{- 1}$ . The value of $∆ S$ for the condensation of $1$ mole of vapour will be _____.

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Important Questions on Chemical Thermodynamics and Energetics

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 79

For the change

H_{2} O_{(l)} \overset{}{\to} H_{2} O_{(g)};

P = 1 atm, T = 373 K

the free energy change

∆ G=0

. This indicates that _____.

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 80

The incorrect statement among the following is _____.

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 81

Which of the following conditions will apply conversion of ice into water?

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 82

Calculate the free energy change for

$2 {CuO}_{(s)} \overset{}{\to} {Cu}_{2} O_{(s)} + \frac{1}{2} O_{2 (g)};$

Given: $∆ H = 145.6 kJ {mol}^{- 1}, T =300 K ∆ S = 116 J {mol}^{- 1} K^{- 1}$

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 83

For a reaction,

∆ H =9.08 kJ {mol}^{- 1}

and

∆ S =35.7 K^{- 1} {mol}^{- 1}

at

298 K

. Which of the following is correct for the reaction?

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 84

The essential condition for the feasibility of a reaction is that

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 85

Which of the following is the correct expression for

∆S

?

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 12 - Chemical Thermodynamics and Energetics>Critical Thinking>Q 86

The value of entropy in the solar system is