Chemical
A physical change is one where just the appearance of something changes and a chemical change is where the genetic makeup of something changes.
Something that tarnishes goes through a chemical change versus a physical change.
Color changes
The chemical reactions of sulfuric acid are chemical changes.
It is a chemical change. Hint: if something is a reaction it is probably a chemical change.
When a chemical change happens, a physical property is change. A physical property something that you could use to describe something or someone with your senses.
Chemical, When something changes in color, it is a sign of a chemical change.
when a pure substance undergoes a chemical change it is no longer that same substance. A chemical change changes the identity of the substance. Hope i helped
A physical change is one you can see. It changes the size, shape, or color of something. A chemical change is one that changes the composition of something. Basically, when a substance is changed into a different substance.
A chemical change occurs when this happens.
There are no chemical changes.
Chemical changes alter the chemical makeup of a substance... physical changes only change the way something looks, it does not modify the chemical properties.