Popular Questions
- Thermodynamics mainly deals with
- The spontaneity means, having the potential to proceed without the assistance of external agency. The processes which occur spont..
- During isothermal expansion of an ideal gas, its
- A chemical reaction is catalyzed by a catalyst X. Hence X
- Identify the correct statement regarding a spontaneous process.
- The enthalpy change for a reaction does not depend upon the
- The internal energy change when a system goes from state A to Bis 40 kJ / mol. If the system goes from A to B by a reversible pat..
- The property, which can be classified as an intensive property, is
- The enthalpy change of a reaction does not depend upon
- Hess law is applicable for the determination of heat of
- lnternal energy does not include
- For a spontaneous process, the correct statement is
- Which of the following is not a thermodynamic function ?
- Which of the following is intensive property?
- Which thermodynamic parameter is not a state function?
- For a spontaneous process the correct statement is
- For the allotropic change represented by equation C(diamond) -> C(graphite ); the enthalpy change is AH= -1.89kJ. If 6g of diamon..
- Pick out the wrong statement.
- Identify the correct statement regarding a spontaneous process :
- Which of the following pairs of a chemical reaction is certain to result in a spontaneous reaction?
- A Carnot engine working between 300 K and 400 K has 800 J of useful work. The amount of heat energy supplied to the engine from th..
- The internal energy change in a system that has absorbed 2 kcals of heat and done 500 J of work is:
- A Carnot engine whose efficiency is 50% has an exhaust temperature of 500 K. If the efficiency is to be 60% with the same intake
- An ideal carnot engine, whose efficiency is 40% receives heat at 500 K. If its efficiency is 50%, then the intake temperature fo..
- Which of the followi ng pr ocesses is reversible?
- An ideal gas heat engine operates in a Carnot cycle between 227oC and 127oC. It absorbs 6 kcal at the higher temperature. The am..
- The coefficient of performance of a refrigerator is 5. If the inside temperature of freezer is –20°C, then the temperature of..
- A diatomic gas initially at 18oC is compressed adiabatically to one eighth of its original volume. The temperature after compres..
- The bond energy (in kcal mol–1) of a C—C single bond is approximately
- Amount of heat given to a system is 35 J & the amount of work done on a system is 15J,then change in its internal energy would be
- A gas is enclosed in a cylinder with movalbe friction
- First law of thermodynamics
- Find volume constant and pressure constant
- System gives 300 calories of heat and 600 joules of work.
- The amount of heat given to system is 35 joules
- The internal energy of an ideal gas depends upon
- Changing the state of thermodynamics from A to B state
- If Q, E and W heat added change in internal energy and the work done
- A system performs work when an amount of heat added
- The specific heat of a solid at low temperature shows
