ΔG = ΔH – TΔS was given by
ΔG = ΔH – TΔS was given by
Options
(a) Faraday (b) Kirchoff (c) Einstein (d) Gibbs-Helmholtz
Correct Answer:
Gibbs-Helmholtz
Explanation:
No explanation available. Be the first to write the explanation for this […]
Thermodynamics
Which of the following is endothermic reaction
Which of the following is endothermic reaction
Options
(a) 3H₂+ N₂ → 2NH₃ (b) C + O₂ → CO₂ (c) PCl₃ + Cl₂ → PCl₅ (d) N + (1/2)O₂ → NO
Correct Answer: […]
The heat of neutralization of a strong base and a strong acid is 57 kJ.
The heat of neutralization of a strong base and a strong acid is 57 kJ.The released when 0.5 mole of HNO₃ solution is added to 0.20 moles of NaOH solution,is
Options
(a) 11.4 […]
Internal energy is
Internal energy is
Options
(a) partly potential and partly kinetic (b) totally kinetic (c) totally potential (d) none of these
Correct Answer:
partly potential and partly kinetic
Explanation:
No explanation available. Be the […]
Among these intensive property is
Among these intensive property is
Options
(a) mass (b) volume (c) surface tension (d) enthalpy
Correct Answer:
surface tension
Explanation:
No explanation available. Be the first to write the explanation for this […]
At equilibrium, the value of change in Gibb’s free energy (ΔG) is
At equilibrium, the value of change in Gibb’s free energy (ΔG) is
Options
(a) zero (b) positive (c) negative (d) either positive or negative
Correct Answer:
zero
Explanation:
No explanation available. Be the […]
If a solid ball of metal has a concentric spherical cavity with in it if the ball
If a solid ball of metal has a concentric spherical cavity with in it if the ball is heated the volume of the cavity will
Options
(a) increase (b) decrease (c) remains unchanged […]
In the adiabatic compression, the decrease in volume associated with
In the adiabatic compression, the decrease in volume associated with
Options
(a) increase in temperature and decrease in pressure (b) decrease in temperature and increase in pressure (c) decrease in temperaturee and decrease […]
In which of the processes, does the internal energy of the system remain constant?
In which of the processes, does the internal energy of the system remain constant?
Options
(a) Isobaric (b) Isothermal (c) Adiabatic (d) Isochoric
Correct Answer:
Isothermal
Explanation:
No explanation available. Be the first […]
A Carnot engine, having an efficiency of η=1/10 as heat engine, is used
A Carnot engine, having an efficiency of η=1/10 as heat engine, is used as a refrigerator. If the work done on the system is 10J, the amount of energy absorbed from the reservoir at lower […]