The number of electrons in the M shell of the clement with atomic number 24 is

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#Question id: 20099

#XL - P Chemistry

Hess law of heat summation includes

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#Question id: 20100

#XL - P Chemistry

Ice — Water mass ratio is maintained as 1 : 1 in a given system containing water in equilibrium with ice at constant pressure. If CP (ice) = CP (water) = 4.18 J mol^-1 K^-1 molar heat capacity of such a system is 

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#Question id: 20101

#XL - P Chemistry

During winters, moisture condenses in the form of dew and can be seen on plant leaves and grass. The entropy of the system in such cases decreases as liquids possess lesser disorder as compared to gases. With reference to the second law, which statement is correct, for the above process? 

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#Question id: 20102

#XL - P Chemistry

The enthalpy change for a given reaction at 298 K is – x J mol^–1 (x being positive). If the reaction occurs spontaneously at 298 K, the entropy change at that temperature

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#Question id: 20103

#XL - P Chemistry

Spontaneous adsorption of a gas on a solid surface is exothermic process because

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#Question id: 20104

#XL - P Chemistry

Identify the correct statement regarding entropy :