Question

Which methods of purification of water involves change of state of water?​​

Answer 1

Answer:

The methods used include physical processes such as filtration, sedimentation, and distillation; biological processes such as slow sand filters or biologically active carbon; chemical processes such as flocculation and chlorination; and the use of electromagnetic radiation such as ultraviolet light

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Answer 2

Answer:

boiling water changes to gas and also gets purified

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