Question

Name a common substance which can undergo a change in the State of the state upon heating or cooling without any change in its composition

Answer 1

water : gas ( heating )

: ice ( cooling )

This is a phsical change as the molecules of water remains same durind heating and cooling without any change in its composition.



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Answer 2

Explanation:

your correct answer is water is a common substance which can undergo a change in state of a state upon heating or cooling without any change in the competent