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## How do you find the lowest mole ratio?

Find the ratio or the moles of each element by **dividing the number of moles of each by the smallest number of moles**. There are fewer moles of oxygen than any other element, so we will assume one mole of oxygen to establish the ratios.

## What is the term given to the lowest whole number ratio formula?

**The empirical formula** is the simplified version of the molecular formula which take the lowest whole number ratio.

## How do you find the ratio of a whole number?

In order to find a whole-number ratio, **divide the moles of each element by whichever of the moles from step 2 is the smallest**. If all the moles at this point are whole numbers (or very close), the empirical formula can be written with the moles as the subscript of each element.

## How do you find the simple whole number ratio?

The numbers of moles of each element are in the same ratio as the number of atoms Sn and O in cassiterite. To find the simplest whole number ratio, **divide each number by the smallest number of moles:** **Sn: 0.664 / 0.664 = 1.00**. **O**: 1.33 / 0.664 = 2.00.

## What is a lowest whole number ratio?

**Empirical formulas** are the simplest form of notation. They provide the lowest whole-number ratio between the elements in a compound. Unlike molecular formulas, they do not provide information about the absolute number of atoms in a single molecule of a compound.

## What is the lowest whole number ratio of atoms?

**The empirical formula** is the simplest whole number ratio that defines constituent atoms in a species. The molecular formula is always a whole number multiple of the empirical formula .

## What is the actual whole-number ratio of the elements in a compound?

There are two types of formulas, empirical and molecular. **Molecular Formula**: Actual whole number ratio of the elements in a compound. For salts that do not have homonuclear diatomic ions (like Hg_{2}^{+}^{2} or O_{2}^{–}^{2}) the empirical formula is the formula we write to describe the salt.