Question

which type of change can sometimes be reversed? both a chemical and a physical change physical change neither a chemical nor a physical change chemical change

Explanation:

Physical changes often involve changes in state or form without altering the chemical composition of a substance. Many physical changes like melting of ice (solid - liquid) can be reversed by changing the conditions (cooling the liquid water to turn it back into ice). Chemical changes result in the formation of new substances with different chemical properties and are generally not easily reversed.

Answer:

B. Physical change