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galben [10]
3 years ago
6

3.

Chemistry
2 answers:
kherson [118]3 years ago
8 0

Answer: Alum is used in water treatment as a germicide

Explanation:

A. a germicide

3241004551 [841]3 years ago
6 0
Definitely A I did this in yr 8
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The chemical formula C₂H₆O, which is designated as option D, is equivalent to this structural formula.

<h3><u>What is a Chemical Formula ?</u></h3>

Chemical element symbols, numbers, and occasionally additional symbols like parentheses, dashes, brackets, commas, and plus (+) and minus () signs are used in a chemical formula to represent information about the chemical proportions of the atoms that make up a certain chemical compound or molecule.

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To know more about Chemical formulas, refer to:

brainly.com/question/26388921

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