Question

A plant uses carbon dioxide and water to form food and oxygen. Why is this a chemical change?

Answer 1

The properties of carbon dioxide and oxygen are different.

Step-by-step explanation:

im taking the exam right now and Im pretty sure it's D The properties of carbon dioxide and oxygen are different.

Answer 2

The plant uses carbon dioxide and water to make an entirely new chemical hence chemical change.

Step-by-step explanation:

Plants create their own 'food', they turn carbon dioxide water and sunlight to create starch and glucose..