Chemical Change Characteristics
In order to know if it is a chemical or physical change, you need to know the following characteristics. With these characteristics it is easier to know what kind of change took place.
There is a change in color
There is a change in temperature: you can tell when the temperature is changing because when a chemical reaction is happening and bubbles start showing up.
There is a change in the smell when two substances are mixed and a chemical reaction has occurred.
There is a change in color
There is a change in temperature: you can tell when the temperature is changing because when a chemical reaction is happening and bubbles start showing up.
There is a change in the smell when two substances are mixed and a chemical reaction has occurred.