Energy required to dissociate 4g of gaseous hydrogen into free gaseous atoms is 208 kcal…
Chemistry · JEE Advanced · NTA Exams — Chemical Thermodynamics
Energy required to dissociate 4g of gaseous hydrogen into free gaseous atoms is 208 kcal at 25°C. The bond energy of H — H bond will be
- 104 kcal
- 10.4 kcal
- 1040 kcal
- 1.04 kcal
Answer
(A) 104 kcal
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- 2 moles of an ideal gas expanded isothermally and reversibly from 1 L to 10 L at 300 K. What is the enthalpy…
- One mole of an ideal gas in initial state A undergoes a cyclic process ABCA , as shown in the figure. Its…
- Assertion (A) : When internal energy of reactants becomes greater than that of products the energy is given…
- The reversible expansion of an ideal gas under adiabatic and isothermal conditions is shown in the figure…
- The value of log 10 K for a reaction A B is (Given: D H r ° (298 K) = –54.07 kJ mol –1 , D H r ° (298 K) = 10…
- A sample containing 1.0 mol of an ideal gas is expanded isothermally and reversily to ten time of its…
- In thermodynamics, a process is called reversible when (2001)
- ∆ r H 0 for solid-to-liquid transition for proteins A and B are 2.73 kcal mol –1 and 3.03 kcal mol –1 . The…
More Chemical Thermodynamics questions · Browse all practice questions