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Chemical Engineering Thermodynamics

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

One
Negative
Infinity
Zero

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Chemical Engineering Thermodynamics
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.

327
270
540
300

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Chemical Engineering Thermodynamics
A gas has a volume of 27.3 c.c. at 0°C. Its volume at 10°C (if pressure remains unchanged) will be __________ c.c.

273
2.73
28.3
283

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Chemical Engineering Thermodynamics
Pick out the extensive property out of the following.

Refractive index
Specific heat
Surface tension
Free energy

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Chemical Engineering Thermodynamics
Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole.

None of these
273
0
25

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Chemical Engineering Thermodynamics
Consider the reaction, C + O₂ ⇋ CO₂ ;ΔH = - 94 kcal. What will be the value of ΔH for the reaction CO₂ → C + O₂?

< -94 kcal
> 94 kcal
-94 kcal
+ 94 kcal

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