During the phase change of a pure substance, the temperature of the substance ______.

increases abruptly

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decreases linearly

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remains constant

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decreases abruptly

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Solution

The correct option is C remains constant
During the phase change, the temperature of the substance remains constant because the energy provided will be utilised in weakening of bond during solid to liquid and liquid to gas transition.

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Similar questions

During the phase change, the temperature of a substance_____.

During the phase change, the temperature of the substance_____.

(a) What do you understand by the change of phase of a substance?

(b) Is there any change in temperature during the change of phase?

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