Question
Which of the following chemical substances has its
formula incorrectly paired?Solution
The chemical formula for chloroform is CHCl₃, not CHClâ‚‚. The rest of the substances are correctly matched with their chemical formulas: Acetic acid (CH₃COOH), Ethanol (CH₃CHâ‚‚OH), and Methane (CHâ‚„).Â
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