17 Which substance can not be broken down by a chemical change?(1) ammonia (3) propanal
(2) ethanol (4) zirconium



Answer :

(4) Zirconium

Because it cannot be broken down by chemical change neither a chemical property. It is an element. It consists of only one atom.

The substance can not be broken down by a chemical change is: (4). Zirconium

Meaning of chemical change

Chemical change can be defined as a change that occurs from a chemical reaction that leads to the formation of new substances.

zirconium cannot be broken down by a chemical change because It is an element.

In conclusion, The substance can not be broken down by a chemical change is:  Zirconium

Learn more about Zirconium: https://brainly.com/question/9620808

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