Thermodynamics · Chemistry · WB JEE

For a spontaneous reaction at all temperatures which of the following is correct?

An ideal gas expands adiabatically against vacuum. Which of the following is correct for the given process?

For the equilibrium, H₂O(l) $$\rightleftharpoons$$ H₂O(v), which of the following is correct?

The quantity hv/K_B corresponds to

At constant pressure, the heat of formation of a compound is not dependent on temperature, when

The heat of neutralisation of a strong base and a strong acid is 13.7 kcal. The heat released when 0.6 mole HCl solution is added to 0.25 mole of NaOH is

During a reversible adiabatic process, the pressure of a gas is found to be proportional to the cube of its absolute temperature. The ratio $${{{C_p}} \over {{C_v}}}$$ for the gas is

Which of the following plots represent an exothermic reaction?

The condition for a reaction to occur spontaneously is

For spontaneous polymerisation, which of the following is (are) correct?

Among the following, the extensive variables are