why does the temperature of a substance remain constant during the melting point??
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Changing liquid to gas. When a liquid—such as water—is heated at a constant pressure, some of its molecules get enough KE to escape the liquid. ... Thus, more heat energy is needed to cause other molecules to escape. This keeps the liquid at a temperature slightly below that of the boiling point.
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The temperature of a substance remains constant during melting point because the heat is utilized to overcome the force of attraction b/w the particles of substance to change its state of matter
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