Thermodynamics questions
1906 published questions with worked solutions.
- If bond formation energy of H-H bond is -433 kJ mol^ -1 find the bond dissociation energy for 0.5 mole H _ 2(g)
- What is the value of standard enthalpy of formation of dihydrogen?
- Calculate Gibbs energy change for a reaction having H = 31400 J , S = 32 J K ^ -1 at 1000^ C
- Calculate heat required to convert 9 g of liquid water to water vapours from following equations. H_ 2(g) + 1 2 O_ 2(g) H_2O_ (g)...
- Which from the following defines enthalpy of a system?
- A carnot engine, whose efficiency is 40% takes heat from a source maintained at temperature 600 K. It is desired to have an...
- In an isobaric process of an ideal gas, the ratio of work done by the system to the heat supplied ( w Q ) is
- Which of the following symbols represents heat of reaction at constant volume?
- Calculate the entropy change for melting 1 g ice at 0^ C in J ,g^ -1 ,K^ -1 if heat of fusion of ice at 0^ C is 80 J ,K^ -1
- In an adiabatic process, the state of a gas is changed from P_1, V_1, T_1 to P_2, V_2, T_2. Out of the following relations, the...
- If a system absorbs 30 kJ of heat and perform 12 kJ of work on the surroundings. What is the increase in internal energy of the...
- 'V' cc volume of a gas having = 5 2 is suddenly compressed to ( V 4 ) c.c. The initial pressure of the gas is P. The final...
- Calculate if 2 kJ heat is released and 10 kJ of works is done on the system
- In which thermodynamic process, there is no exchange of heat between the system and surrounding?
- A thermodynamic process of uncontrolled change satisfying the equation Q = W = 0, is [Q = heat supplied, W = work done]
- A monoatomic ideal gas, initially at temperature T_1 is enclosed in a cylinder fitted with a frictionless piston. The gas is...
- Which among the following properties NOT a state function?
- Which among the following molecules has lowest bond dissociation enthalpy?
- When 2.0 g sucrose is oxidised forming CO_ 2(g) and H_2O_ ( ) the internal energy changes by 24 kJ. Calculate the value of H at...
- Out of the following statements, which one is 'NOT' correct in case of thermodynamic process?
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration