Question

hello can u give me the answer of for any substance why the temperature remain constant during the change of state?

Answer 1

Opposite angels are congruent (D = B). Consecutive angles are supplementary (A + D = 180°). If one angle is right, then all angles are right.

Answer 2

Temperature remain constant during the state of change of matter because the heat is continously used up in overcoming the attraction between the particles of matter .