Answer
A chemical formula describes the makeup of a compound.
Work Step by Step
It tells which elements are in a compound, and their relative amounts per molecule.
In H$_2$O, there are two hydrogen for every oxygen.
Introductory Chemistry (5th Edition)
by Tro, Nivaldo J.
Published by
Pearson
ISBN 10:
032191029X
ISBN 13:
978-0-32191-029-5
Chapter 5 - Molecules and Compounds - Exercises - Questions - Page 156: 4
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