Chemistry, asked by Shivambochiwal8500, 8 months ago

Which of the following substances is an element? 1 Mercury Hydrochloric acid
2 Sodium chloride
3 Carbon dioxide
4 Hydrochloric acid

Answers

Answered by Tanishq2722

1

Answer:

I think the answer will be option 3 .carbon dioxide because it is a gas

Explanation:

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