Question

Write four difference between chemical or physical change​

Answer 1

chemical change

1. it is a permanent change .
2. it produces a huge amount of light and energy.
3. a new substance is formed with different properties.

• ex.. burning of paper ,rusting of iron.

physical change

1. it is a temporary change .
2. it does not produce a lot of energy.
3. no new substance is formed.
4. ex roping of fruits

Answer 2

Answer:

the four different between physical and chemical change are:

IN physical changes

1. no new substance are formed
2. physical change is reversible
3. physical change is temporary change

4. composition or the chemical propertied of the substance does not change

IN chemical change

1. New substance are formed
2. chemical change is irreversible
3. chemical change is is a permanent change
4. change in the composition and the properties of the substance takes place