Question

what is pure substance ​

Answer 1

=》》Hey mate thanks for asking such question dear mate

Here is your answer freind

=》》》♧Any substance is said to be pure if and only if it is made up of single type of particles means all the particles of that substance should be of same chemical nature. For example water, sugar, salt, Sodium, Tin etc.

(OR)

A chemical substance is a form of matter having constant chemical composition and characteristic properties. A chemical substance cannot be separated into its constituent elements by physical separation methods, i.e., without breaking chemical bonds.

● hope this helps you please mark me as brainliest dear freind

☆☆------thank you---☆☆

Answer 2

HEY MATE HERE IS YOUR ANSWER

<PURE SUBSTANCE >

A MATTER CONTAINING ONLY ONE TYPE OF SUBSTANCE .PURE SUBSTANCE CAN NOT BE SEPARATED  BY THE PHYSICAL METHOD .

PURE SUBSTANCE ARE OF TWO TYPES

1. ELEMENT => Na, Mg,Ca......etc
2. COMPOUND=> HCL,....etc

<ELEMENT >

WHICH CONTAIN ONLY ONE TYPE OF ATOM

<COMPOUND>

IT CONTAIN MORE THEN ONE TYPE OF ATOM