Thermodynamics questions
1906 published questions with worked solutions.
- Which of the following equation relates temperature of a reaction with H^ o and S^ o at equilibrium ?
- An ideal gas of 27^ is compressed adiabatically to ( 8 27 ) of its original volume. If = 5 3 , the rise in temperature of a gas is
- The enthalpy of vaporisation of a liquid is 30 kj mol^ -1 and entropy of vaporisation is 75 JK^ -1 mol^ -1 calculate boiling...
- A thermodynamic system is compressed adiabatically, then its temperature
- A carnot engine having efficiency 1 6 , operates between the source temperature T_H and the sink temperature T_C. Its efficiency...
- Which of the following processes is an endothermic ?
- Calculate the standard enthalpy of combustion of carbon monoxide if _f H ^0 (CO) = -110 kJ ,mol^ -1 , _f H ^0 ( CO_2 ) = -393 kJ...
- Calculate the quantity of heat released from system when 2 moles of and ideal gas compressed isothermally from 25 dm^3 to 10 dm^3...
- Which from the following metal chlorides does not contain water of crystallisation ?
- A Carnot engine, whose efficiency is 40% takes heat from a source maintained at temperature 600K. To have an efficiency 60%, the...
- At 25 ^ standard enthalpy of combustion of H_2, Cyclohexene and cyclohexane are -241, -3800 and -3920 kJ mol^ -1 respectively....
- Which of the following equations is used to obtain enthalpy change of a reaction?
- An ideal gas with pressure P, volume V and temperature T is expanded isothermally to volume 2V and a final pressure...
- Calculate the standard enthalpy change for the following reaction, 2 C_2H_6 _ (g) + 7 O_2 _ (g) 4 CO_2 _ (g) + 6 H_2O _ ( )...
- Which from following is correct expression of first law of thermodynamics for isothermal process?
- For a certain reaction, H^0 = 40 kJ and S^0 = 80 JK^ -1 . Find the temperature so that G^0 = 0
- Calculate the enthalpy change of vaporization of benzene if 13 gram of benzene vaporized by supplying 5.1 kJ of heat.
- Calculate the entropy change of surrounding if 2 moles of H_2 and 1 mole of O_2 gas combine to form 2 moles of liquid water by...
- Three samples X, Y, and Z of same gas have equal volumes and temperatures. The volume of each sample is doubled, the process...
- When the heat is given to a gas in an Isothermal process, then there will be
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