Q. The enthalpy change when one mole of a substance changes from solid to liquid at its melting point is called:

जब किसी पदार्थ का एक मोल उसके गलनांक पर ठोस से तरल में बदलता है तो एन्थैल्पी परिवर्तन को कहा जाता है:

A
Heat of reaction
प्रतिक्रिया की गर्मी
B
Heat of fusion
संलयन की गर्मी
C
Heat of vaporization
वाष्पीकरण की गर्मी
D
Heat of sublimation
ऊर्ध्वपातन की ऊष्मा

Explanation

Heat of fusion is the amount of heat required to convert 1 mole of a solid into a liquid at its melting point, without changing temperature.

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Solid State Surface Chemistry Chemical Equilibrium Electrochemistry Thermodynamics

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