A. 2.73
B. 28.3
C. 273
D. 283
A. The energy change of a system undergoing any reversible process is zero
B. It is not possible to transfer heat from a lower temperature to a higher temperature
C. The total energy of system and surrounding remains the same
D. None of the above
The second law of thermodynamics states that___________________? Read More »
Thermodynamics for Chemical A. Isothermal
B. Isobaric
C. Polytropic
D. Adiabatic
A. Zero
B. Negative
C. More than zero
D. Indeterminate
A. ds = 0
B. ds <0
C. ds > 0
D. ds = Constant
For spontaneous changes in an isolated system (S = entropy) ___________________? Read More »
Thermodynamics for Chemical A. Only enthalpy change (ΔH) is negative
B. Only internal energy change (ΔE) is negative
C. Both ΔH and ΔE are negative
D. Enthalpy change is zero
For an exothermic reaction ____________________? Read More »
Thermodynamics for Chemical A. Entropy
B. Temperature
C. Internal energy
D. Enthalpy
Joule-Thomson effect i.e., a throttling process is a constant _____________ process? Read More »
Thermodynamics for Chemical A. (p + a/V2)(V – b) = nRT
B. PV = nRT
C. PV = A + B/V + C/V2 + D/V3 + …
D. None of these
Which of the following is Virial equation of state ? Read More »
Thermodynamics for Chemical A. Entropy
B. Internal energy
C. Enthalpy
D. Gibbs free energy
A. Eutectic
B. Triple
C. Plait
D. Critical
At ____________ point, all the three phases (i.e. solid, liquid and gas) co-exist ? Read More »
Thermodynamics for Chemical