Which part of a chemical formula indicates the number of atoms of an element that make up a molecule? A. plus signs B. subscripts C. coefficients D. chemical symbols

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31-10-2018
Chemistry

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Which part of a chemical formula indicates the number of atoms of an element that make up a molecule? A. plus signs B. subscripts C. coefficients D. chemical symbols

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AshNo AshNo · Answer 1 · 2018-10-31T18:22:41+01:00

AshNo AshNo

31-10-2018

Hey there!

I believe the answer you are looking for is D.

If i am incorrect, I am very sorry. I would love any feedback!

Have a nice day and Happy Halloween!

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Аноним Аноним · Answer 2 · 2019-10-22T07:46:35+02:00

Answer: The correct answer is Option B.

Explanation:

For the given options:

Option A: Plus sign is written in a chemical equation to show the number of chemical species reacting or getting produced.

Option B: Subscript numbers are defined as the number of atoms of each element present in a compound.

For Example: In [tex]H_2O[/tex], 2 atoms of hydrogen element is there and 1 atom of oxygen element is there.

Option C: Coefficients are defined as the numbers which are written in front of the atoms or molecules in a chemical reaction. They represent the number of moles of substance in a chemical reaction.

Option D: Chemical symbols are used to write the short form of the elements.

Hence, the correct answer is Option B.