Question

state three difference between a physical and chemical change​

Answer 1

Difference between physical change and chemical change are as follows-

1 - physical change is reversible but chemical change is irreversible.

2- It is a change where the properties and composition of substance remain same but in chemical change new substance is formed.

3- physical change is temporary whereas the Chemical change is permanent.

Answer 2

Answer:

Explanation:

physical

1. no new substance is formed

2.mostly reversible

3.properties of the substance remain same

chemical

1.new substance is formed

2.mostly irreversible

3.properties of the substance change