1

JEE Main 2013 (Offline)

MCQ (Single Correct Answer)

+4

-1

A piston filled with 0.04 mol of an ideal gas expands reversibly from 50.0 mL to 375 mL at a constant
temperature of 37.0

(R = 8.314 J/mol K) ( l n 7.5 = 2.01)

^{o}C. As it does so, it absorbs 208J of heat. The values of q and w for the process will be :(R = 8.314 J/mol K) ( l n 7.5 = 2.01)

2

AIEEE 2012

MCQ (Single Correct Answer)

+4

-1

The incorrect expression among the following is :

3

AIEEE 2011

MCQ (Single Correct Answer)

+4

-1

The entropy change involved in the isothermal reversible expansion of 2 moles of an ideal gas from a
volume of 10 dm

^{3}to a volume of 100 dm^{3}at 27^{o}C is :4

AIEEE 2010

MCQ (Single Correct Answer)

+4

-1

The standard enthalpy of formation of NH

_{3}is –46.0 kJ mol^{–1}. If the enthalpy of formation of H_{2}from its atoms is –436 kJ mol^{–1}and that of N2 is –712 kJ mol^{–1}, the average bond enthalpy of N–H bond in NH_{3}is :Questions Asked from Thermodynamics (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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