The number of degrees of freedom for a mixture of ice and water (liquid) are 1 2 3 0 TRUE ANSWER : ? YOUR ANSWER : ?
Throttling process is a/an __________ process. Reversible and constant enthalpy Reversible and constant entropy Reversible and isothermal Irreversible and constant enthalpy TRUE ANSWER : ? YOUR ANSWER : ?
Heating of water under atmospheric pressure is an __________ process. Adiabatic Isothermal Isochoric Isobaric TRUE ANSWER : ? YOUR ANSWER : ?
At absolute zero temperature, all substances have the same Entropy None of these Heat capacity Crystalline structure TRUE ANSWER : ? YOUR ANSWER : ?
If atmospheric temperature and dew point are nearly equal, then the relative humidity is Zero Unpredictable Almost 100% 50% TRUE ANSWER : ? YOUR ANSWER : ?
In the ammonia synthesis reaction, N₂ + 3H₂ ⇋ 2NH₃ + 22.4 kcal, the formation of NH₃ will be favoured by Both low temperature and high pressure Low temperature only High temperature Low pressure TRUE ANSWER : ? YOUR ANSWER : ?
If the internal energy of an ideal gas decreases by the same amount as the work done by the system, then the Both listed here None of these Temperature must decrease Process must be isobaric TRUE ANSWER : ? YOUR ANSWER : ?
Helmholtz free energy (A) is defined as None of these A = E - TS A = H - TS A = H + TS TRUE ANSWER : ? YOUR ANSWER : ?
The reaction A (l) R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium, there are two phases, one a pure liquid phase of A and the other a vapor phase of A, R and S. Initially A alone is present. The number of degrees of freedom are 1 2 3 TRUE ANSWER : ? YOUR ANSWER : ?
For a constant volume process dW = pdV dQ = dE + pdV dE = CpdT dE = CvdT TRUE ANSWER : ? YOUR ANSWER : ?