Internal energy of an element at 1 atm and 25° C is ____________ kcal/kg.mole?

Related Mcqs:

Which of the following is Clausius-Clapeyron Equation for vaporisation of an ideal gas under the condition that the molar volume of liquid is negligible compared to that of the vapor ?

A. d ln p/dt = Hvap/RT2 B. d ln p/dt = RT2/Hvap C. dp/dt = RT2/Hvap D. dp/dt = Hvap/RT2...

Gibbs free energy (F) is defined as__________________?

A. F = E – TS B. F = H – TS C. F = H + TS D. F = E + TS...

The value of Joule-Thomson co-efficient, in case where cooling occurs after the throttling process is________________?

A. 0 B. ∞ C. +ve D. -ve...

Specific/molar Gibbs free energy for a pure substance does not change during________________?

A. Sublimation B. Vaporisation C. Melting D. Either A, B. or C....

Critical solution temperature (or the con-solute temperature) for partially miscible liquids (e.g., phenol-water) is the minimum temperature at which___________________?

A. A homogeneous solution (say of phenol water) is formed B. Mutual solubility of the two liquids shows a decreasing trend C. Two liquids are completely separated into two layers D. None of these...