Question

Water is pure substance or a mixture? Class 9 . Chapter 2 . Is Matter Around Us Pure?​

Answer 1

Answer:

water is a pure substance .

as we look around ,we can see the most of matter around us exit as mixture of two or more pure components ,for examples sea water ,mineral etc.

Answer 2

Answer:

Water is a pure as it is proportionally combined and have definite set of properties.

Explanation:

Pure substance - A homogenous material which contains particles of only one kind and had a definite set of properties is called a pure substance.

Mixtures- When two or more substances are mixed together in any proportion, such that they don't undergo any chemical change, but retain their individual characteristics, the resulting product is called a mixture .