If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be ______________ c.c?

Byadmin March 12, 2019August 30, 2021

If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be ______________ c.c?

A. 100
B. 50
C. 205
D. 200

Thermodynamics for Chemical

Fugacity and pressure are numerically not equal for the gases__________________?

Fugacity and pressure are numerically not equal for the gases__________________?

A. At low temperature and high pressure
B. At standard state
C. Both A. and B
D. In ideal state

Read More Fugacity and pressure are numerically not equal for the gases__________________?
Thermodynamics for Chemical

In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v1 = 1 m3 and v23 m3) is maximum, when the value of ‘n’ is_________________?

In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v1 = 1 m3 and v23 m3) is maximum, when the value of ‘n’ is_________________?

A. 0
B. 1
C. y = 1.44
D. 1.66

Read More In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v1 = 1 m3 and v23 m3) is maximum, when the value of ‘n’ is_________________?
Thermodynamics for Chemical

In a P-V diagram (for an ideal gas), an isothermal curve will coincide within adiabatic curve (through a point), when___________________?

In a P-V diagram (for an ideal gas), an isothermal curve will coincide within adiabatic curve (through a point), when___________________?

A. Cp < Cv
B. Cp = Cv
C. Cp > Cv
D. C ≥ Cv

Read More In a P-V diagram (for an ideal gas), an isothermal curve will coincide within adiabatic curve (through a point), when___________________?
Thermodynamics for Chemical

What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor ?

What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor ?

A. 2
B. 0
C. 3
D. 1

Read More What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor ?
Thermodynamics for Chemical

The change in Gibbs free energy for vaporisation of a pure substance is___________________?

The change in Gibbs free energy for vaporisation of a pure substance is___________________?

A. Positive
B. Negative
C. Zero
D. May be positive or negative

Read More The change in Gibbs free energy for vaporisation of a pure substance is___________________?
Thermodynamics for Chemical

Answer: Option B 392. Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to _____________ °C?

Answer: Option B 392. Keeg the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to _____________ °C?

A. 270
B. 327
C. 300
D. 540

Read More Answer: Option B 392. Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to _____________ °C?

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