Question

classify physical changes or chemical changes ( rusting safe)​

Answer 1

Answer:

pl make me brainlist and hope it's helpful to you

Explanation:

The formation of rust is a chemical change because rust is a different kind of matter than the iron, oxygen, and water present before the rust formed. The explosion of nitroglycerin is a chemical change because the gases produced are very different kinds of matter from the original substance.

Answer 2

Answer:

physical changes are changes that do not alter the identity of a substance. Chemical changes are changes that occur when one substance is turned into another substance.

Explanation:

Hope it helps