Question

define the term \chemical change.\ select one: occurs when a substance alters its physical properties, not its composition characteristic that matter shows by itself, without changing into or interacting with another substance occurs when a substance is converted into a different substance characteristic a substance shows as it changes into or interacts with another substance or substances

Explanation:

To define "Chemical Change", we analyze the options:

• The first option describes a physical change (alters physical properties, not composition).
• The second option describes a physical property (characteristic without changing substance).
• The third option: A chemical change occurs when a substance is converted into a different substance (new substances form, e.g., combustion, rusting).
• The fourth option describes a chemical property (characteristic during interaction/change).

So the correct option is the one stating "Occurs when a substance is converted into a different substance".

Answer:

The option (third from the left, labeled "Occurs when a substance is converted into a different substance")