Chemical Formulas and Counting Atoms Flashcard

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What is a chemical formula?

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A chemical formula is a way of expressing the composition of a substance using symbols for its constituent elements and numbers to indicate the quantity of each element.

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What does the subscript in a chemical formula indicate?

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The subscript in a chemical formula indicates the number of atoms of the element that are present in one molecule of the compound.

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How do you calculate the total number of atoms in a chemical formula?

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To calculate the total number of atoms, add up all the atoms represented by the elements in the formula, taking into account their subscripts.

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Carbon (C), Hydrogen (H), Sodium (Na), Bromine (Br)