Which statement best describes the difference between a physical change and a chemical change?

Responses

A chemical change does not result in a new substance being formed, whereas a physical change does.

A chemical change does not result in a new substance being formed, whereas a physical change does.

A chemical change results in a new element being formed, and a physical change results in a new compound being formed.

A chemical change results in a new element being formed, and a physical change results in a new compound being formed.

A physical change is a change from one state of matter to another; a chemical change results in a new substance formed.

A physical change is a change from one state of matter to another; a chemical change results in a new substance formed.

A physical change produces a new element, and a chemical change results in a bond breaking between atoms.

1 answer

The statement that best describes the difference between a physical change and a chemical change is:

A physical change is a change from one state of matter to another; a chemical change results in a new substance formed.

This statement clearly distinguishes the two types of changes: physical changes involve alterations in appearance or state without changing the chemical composition, while chemical changes involve rearranging atoms to form new substances.