Question

8. Do the changes occur when two substances are mixed together? Give two examples
of such changes one reversible and one irreversible.​

Answer 1

Answer:

the changes occur when 2 substance are mixed like suger and spons and air and water air and water is a exmple of not mixed substance and given some exmpe of reversible and irreversible changes like  reversible change isice    to water to ice 2 exple like swiched on swiched off and next exmple is irreversible change like burrning of paper and burning og wood rusting of iron

Explanation:

1. and some more exmple of this and your thout do you explion more like this form rrversible change and irreversible change exmple to define in digarm with they exmpe and i  will try tish in your help