Thermodynamics questions
1906 published questions with worked solutions.
- Heat of combustion of S (Rhombic) and S (Monoclinic) are -297.5 kJ and -300 kJ ,mol^ -1 respectively. So the heat of...
- Maximum entropy should be of
- For a reaction to be spontaneous at all temperatures
- Which law of thermodynamics introduces the concept of entropy?
- Value of H and S for five different reaction are given below : Reaction: H ( kJ ,mol^ -1 ) ; S ( kJ ,mol^ -1 ) I: +98.0 ; +14.8...
- What is the free energy change, G when 1.0 mole of water at 100^ 0 C and 1 atm pressure is converted into steam at 100^ 0 C and 1...
- Disorder in any substance depends on
- Units of entropy is
- The entropy of a perfectly crystalline solid at absolute zero is
- The thermodynamics process where no change in enthalpy takes place is [MHT-CET 2001]
- If the heat of neutralization of a strong acid with strong base is -57 kJ, the same for 0.1 N, H_2SO_4 with 0.3 N, NaOH is
- Heat of formation of SO_2 is -298 kJ. What is the heat of combustion of 4 gms of SO_2 ? [MHT-CET 2005]
- In a reaction, CO_ 2(g) + H_ 2(g) CO_ (g) + H_2O_ (g) , H = +2.8 kJ at a constant pressure. The heat of reaction at constant...
- Bond energy of hydrogen gas is -433 kJ. How much is the bond dissociation energy of 0.5 mole of hydrogen gas? [MHT-CET 2006]
- Enthalpy of formation of two compounds x and y are -84 kJ and -156 kJ respectively. Which of the following statement is correct?...
- H_ formation of HCl is (Given : 2HCl H_2 + Cl_2 ; H = -185 kcal) [MHT-CET 2006]
- For the formation of HCl [MHT-CET 2007]
- Relation between C_P and C_V (in calories) is [MHT-CET 2007]
- Hess's law is based on [MHT-CET 2002]
- C + O_2 CO_2 ; H = -396 kJ ,mol^ -1 . Heat liberated in formation of 0.154 kg of CO_2 is [MHT-CET 2004]
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