KEAM 2023 Physics and Chemistry Solved Paper

Question : 99 of 120

Marks: +1, -0

Which is the WRONG statement from the following lists ?

No work is done during free expansion of an ideal gas for both reversible and irreversible processes.
The density and pressure are extensive properties but the enthalpy and heat capacity are intensive properties.
The change in enthalpy (∆H) is negative for exothermic reactions but is positive for endothermic reactions.
The difference between change in enthalpy (∆H) and the internal energy (∆U) is not significant for solids and liquids, but significant for gases.
The standard enthalpy change of fusion of CH3COCH3 is higher than that of N2.

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