Question

Conversion of water to and is a chemical change​

Answer 1

Answer:

For example, hydrogen burning in air will convert into water. Therefore, hydrogen burning in air involves physical and chemical changes. The physical change is the change from the gas state to the liquid state whereas the chemical changes is the change of the substance from hydrogen to water.

Explanation:

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Answer 2

The evaporation of water is a physical change. When water evaporates, it changes from the liquid state to the gas state, but it is still water; it has not changed into any other substance. ... For example, hydrogen burning in air undergoes a chemical change in which it is converted to water. I think this help you..