Question

water are the pure or not?​

Answer 1

the substance which is made of only one kinds of element or atom is pure .

and those material which is made of different kinds of element or molecules are not pure.

so water is made up of same kinds of molecules hydrogen and oxygen then it is pure

Answer 2

Water is pure only on filteration.Otherwise,

Water covers 71% of the Earth's surface; the oceans contain 96.5% of the Earth's water and only 2.5 percent of it is fresh.

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