Thermodynamics questions
1906 published questions with worked solutions.
- The laws of thermodynamics are derived from
- The gas is expanded by absorbing 1171.5 J of heat. If work done in the expansion is 732.2 J, calculate internal energy change
- A system evolves 152.5 cal energy. But works equivalent to 54.3 cal energy. Its change in internal energy will be equal to
- Reaction exist in solid and liquid states
- The molar heat of reaction of NH_4NO_3(s) N_2O(g)+2H_2O( l ) is -122.55 kJ at 25^ C and 1.0 atmospheric pressure. U for the...
- For the reaction : N_2(g)+3H_2(g) 2NH_3(g) ; H=_____
- Which of the following is correct relationship between H (enthalpy), U (internal energy), P (pressure) and V (volume) of a system?
- Enthalpy may be given as :
- The difference between heats of reaction at constant pressure and constant volume for the reaction : 2C_6H_6( l )+15O_2(g)...
- In which of the following reaction will U be equal to H?
- If H is the heat of reaction at constant pressure, U is the heat of reaction at constant volume and n is the difference in number...
- In which of the following reaction will U be equal to H?
- For the reaction : N_2+3H_2 2NH_3 : H is equal to
- Given the reaction at 1240 K and 1 atm CaCO_3(s)=CaO(s)+CO_2(g) ; H=176 kJ/mol ; than U equals
- For complete combustion of gaseous isobutene
- For the gaseous reaction : 2A(g)+3B(g) 3C(g)+4D(g) at 27^ C , H=17 kcal . Assuming that R=2 cal ,K^ -1 ,mol^ -1 , U for the...
- The heats of combustion of carbon monoxide at constant pressure and at constant volume at 27^ C will differ from one another by...
- Which of the following is an endothermic reaction
- In endothermic reaction
- When NaOH is dissolved in a beaker containing water, the outer part of the beaker warm. In this system
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