The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is_________________?
A. R loge 4
B. R log10 4
C. Cv log10 4
D. Cv loge 4
A. R loge 4
B. R log10 4
C. Cv log10 4
D. Cv loge 4
A. Molar concentration
B. Temperature
C. Internal energy
D. None of these
A. Sub-cooled
B. Saturated
C. Non-solidifiable
D. None of these
A. Mass
B. Energy
C. Momentum
D. None of these
A. Entropy
B. Temperature
C. Enthalpy
D. Pressure
________________ decreases during adiabatic throttling of a perfect gas? Read More »
Thermodynamics for Chemical A. Isothermal
B. Adiabatic
C. Isobaric
D. Isochoric
A. Work required to refrigeration obtained
B. Refrigeration obtained to the work required
C. Lower to higher temperature
D. Higher to lower temperature
A. At constant pressure
B. By throttling
C. By expansion in an engine
D. None of these
Claude gas liquefaction process employs cooling___________________? Read More »
Thermodynamics for Chemical A. Same
B. Doubled
C. Halved
D. One fourth of its original value
A. More than
B. Less than
C. Equal to
D. Data insufficient, can’t be predicted
The activity of an ideal gas is numerically ____________ its pressure? Read More »
Thermodynamics for Chemical