Thermodynamics questions
1906 published questions with worked solutions.
- Heat exchanged in a chemical reaction at constant temperature and constant pressure is called as __________
- H and U for the reaction, 2S_ (s) + 3O_ 2(g) 2SO_ 3(g) ; are related as __________
- Enthalpy change of reaction does NOT depend on __________
- The enthalpy change for the reaction; H_2O_ (s) H_2O_ (l) is called enthalpy of __________
- Which of the following reactions represents enthalpy of formation of AgCl?
- Thermochemistry is concerned with the study of __________
- The enthalpies of the elements in their standard states are assumed to be __________
- The heat of reaction does NOT depend upon __________
- If _f H(X), _f H(Y), _f H(R) and _f H(S) denote the enthalpies of formation of X, Y, R and S respectively, the enthalpy of...
- Conversion of oxygen to ozone represented by the equation 3O_2 2O_3 is an endothermic reaction. Enthalpy change H accompanying...
- Enthalpy change for reaction, 1 2 H_2 + 1 2 Cl_2 HCl , is called __________
- The enthalpy of formation of ammonia gas at 298 K is -46.11 kJ ,mole^ -1 . The equation for which this value relates is __________
- Bond dissociation energy of O_ 2(g) is x kJ ,mol^ -1 . This means that __________
- The heat of a chemical reaction is given by the following expression, __________
- The enthalpy change for the formation of 3.6 kg of water is __________ H_ 2(g) + 1 2 O_ 2(g) H_2O_ (l) ; H = -284.5 kJ ,mol^ -1
- The enthalpy change when one gram equivalent of an acid is exactly neutralized by one gram equivalent of a base in its dilute...
- An exothermic reaction is one in which the reacting substances __________
- If the enthalpy of B is greater than of A, the reaction A B is __________
- Study the following two reactions: (i) CH_ 4(g) + 2O_ 2(g) CO_ 2(g) + 2H_2O_ (g) ; H = -890.4 kJ (ii) 2HgO_ (s) 2Hg_ (l) + O_...
- A chemical reaction in which heat is absorbed from the surroundings with increase in enthalpy is called __________
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