Pick out the wrong statement.
Surface tension of a substance vanishes at critical point, as there is no distinction between liquid and vapour phases at its critical point
Entropy of a system decreases with the evolution of heat
Change of internal energy is negative for exothermic reactions
The eccentric factor for all materials is always more than one
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- Lenz's law results from the law of conservation of
- Specific __________ does not change during phase change at constant temperature and pressure.
- The extensive properties are
- For an exothermic reaction
- Gibbs free energy of mixing at constant pressure and temperature is always
- The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in
- Forward reaction will be favoured for the exothermic reaction, represented by CO + H2O CO2 + H2, by
- Compound having large heat of formation is
- Gibbs-Duhem equation
- Which of the following is not an intensive property?
- Refrigerants commonly used for domestic refrigerators are
- For a thermodynamic system containing 'x' chemical species, the maximum number of phases that can co-exist…
- A refrigeration cycle is the same as a __________ cycle,
- In a homogeneous solution, the activity coefficient of a component depends upon the
- Pick out the wrong statement:
- For a constant volume process
- Critical compressibility factor for all substances
- Requisites of a reversible process is that the
- An irreversible process
- Consider the process A & B shown in the figure given below: In this case, it is possible that
- Pick out the correct statement.
- For a reversible process involving only pressure-volume work
- It is desired to bring about a certain change in the state of a system by performing work on the system…
- PVy = constant, holds good for an isentropic process, which is
- Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas…
- Critical temperature is defined as the temperature above which a gas will
- Fugacity is a measure of the
- In Joule-Thomson porous plug experiment, the
- The kinetic energy of gas molecule is zero at
- If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are…