Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 48

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An adiabatic reversible process is one in which:

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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 50

$ΔS$ for the reaction;

${MgCO}_{3} (s) ⟶ MgO (s) + {CO}_{2} (g)$ will be :

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 51

The change in entropy is negative for

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 52

In which reaction

ΔS

is positive :-

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 54

If

S °

for

H_{2}, {Cl}_{2}

and

HCl

are

0.13, 0.22

and

0.19 {kJK}^{- 1} {mol}^{- 1}

, respectively. The total change in the standard entropy for the reaction

H_{2} + {Cl}_{2} ⟶ 2 HCl

is :

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 55

Which has the least entropy?

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 56

When two gases are mixed, the entropy:

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 57

The enthalpy of vaporization for water is

186.5 {kJmol}^{- 1},

the entropy of its vaporization will be-

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 61

The total entropy change for a system and its surrounding increases, if the process is