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In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about __________ percent.

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Question: In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about __________ percent.
[A].

0.25

[B].

0.5

[C].

0.75

[D].

1

Answer: Option B

Explanation:

No answer description available for this question.

For a thermodynamic system containing ‘x’ chemical species, the maximum number of phases that can co-exist at equilibrium is

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Question: For a thermodynamic system containing ‘x’ chemical species, the maximum number of phases that can co-exist at equilibrium is
[A].

x

[B].

x + 1

[C].

x + 2

[D].

x + 3

Answer: Option C

Explanation:

No answer description available for this question.

Gibbs free energy (G) is represented by, G = H – TS, whereas Helmholtz free energy, (A) is given by, A = E – TS. Which of the following is the Gibbs-Helmholtz equation

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Question: Gibbs free energy (G) is represented by, G = H – TS, whereas Helmholtz free energy, (A) is given by, A = E – TS. Which of the following is the Gibbs-Helmholtz equation
[A].

[B].

[C].

both (a) and (b)

[D].

neither (a) nor (b)

Answer: Option C

Explanation:

No answer description available for this question.

At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.)

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Question: At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.)
[A].

μ° + RT ln f

[B].

μ°+ R lnf

[C].

μ° + T lnf

[D].

μ° + R/T lnf

Answer: Option A

Explanation:

No answer description available for this question.