Question

What do you mean by change of state of matter? Give examples
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Answer 1

Answer:

change of matter means Changing of places of molecule for example if the molecules of water H2O come closer to each other then it becomes Ice and hence it converts into solid state from liquid state which water into ice.

There are two types of change in matter: physical change and chemical change. As the names suggest, a physical change affects a substance's physical properties, and a chemical change affects its chemical properties.

Explanation:

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Answer 2

Answer:

The process of change of a substance from solid state into its liquid state on absorption of heat at a particular temperature is called melting/fusion and the temperature at which it happens is called the melting point.