Question

Can anyone please share the photographs of revision notes of class 9 chemistry is matter around us pure please ​

Answer 1

Answer:

1 . A mixture contains more than one substance or a compound

2. mixture can be separated into pure substance

3 . A solution is a heterogeneous mixture of two or more substance

4. colloidal are heterogeneous mixture

5. Robert boyle was the first scientist to use the term element