Question

Describe two chemical change

Answer 1

Answer:

Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition into two or more different substances. ... An example of a chemical change is the reaction between sodium and water to produce sodium hydroxide and hydrogen

Explanation:

Follow me.

Answer 2

Answer:

chemical changes occur when a substance combines with another to form a new substances, called chemical synthesis or, alternatively chemical decomposition into two or more different substances. An example of a chemical change is the reaction between sodium and water to produce sodium hydroxide and hydrogen