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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Equation which relates pressure, volume and temperature of a gas is called the

Ideal gas equation
Gibbs Duhem equation
Equation of state
None of these

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Chemical Engineering Thermodynamics
Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass?

DQ = CvdT + PdV
DE = Tds - PdV
Tds = dE - PdV
DQ = CpdT + Vdp

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Chemical Engineering Thermodynamics
At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is

Negative
One
Zero
Infinity

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Chemical Engineering Thermodynamics
The value of gas constant 'R' is

1.987 BTU/lb. mole °R
Both A and B
Neither A nor B
1.987 cal/gm mole °K

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Chemical Engineering Thermodynamics
(∂T/∂P)H is the mathematical expression for

None of these
Specific heat at constant volume (Cv)
Joule-Thompson co-efficient
Specific heat at constant pressure (Cp)

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Chemical Engineering Thermodynamics
Sublimation temperature of dry ice (solid CO₂) is __________ °C.

5
-273
-78
0

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