A chemical change is a reaction that transforms (changes) a substance into a new substance or substances with different properties.
(A chemical change; is; a reaction that transforms (changes) a substance into a new substance or substances with different properties) (a reaction; transforms; changes) a substance into a new substance or substances with different properties)
A chemical change a reaction
is transforms
a reaction that transforms (changes) a substance into a new substance or substances with different properties
changes) a substance into a new substance or substances with different properties