Question

What does a formula represent?​

Answer 1

Answer:

A chemical formula tells you the specific elements included in the compound and the number of atoms of each. The letters in a chemical formula are the symbols for the specific elements. ... The numbers added as a subscript tell you how many atoms of each element are present.

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Answer 2

Answer:

A molecular formula uses chemical symbols and subscripts to indicate the exact numbers of different atoms in a molecule or compound. An empirical formula gives the simplest, whole-number ratio of atoms in a compound. A structural formula indicates the bonding arrangement of the atoms in the molecule