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## What is the formula for calculating mole?

Avogadro’s number is a very important relationship to remember: **1 mole = 6.022×1023 6.022 × 10 23 atoms**, molecules, protons, etc. To convert from moles to atoms, multiply the molar amount by Avogadro’s number. To convert from atoms to moles, divide the atom amount by Avogadro’s number (or multiply by its reciprocal).

## What is a mole and how is it calculated?

How is a mole calculated? If you want to know how many moles of a material you have, **divide the mass of the material by its molar mass**. The molar mass of a substance is the mass in grams of one mole of that substance.

## How do you calculate moles from molarity?

To calculate the number of moles in a solution given the molarity, we **multiply the molarity by total volume of the solution in liters**.

## How do I calculate molar concentration?

To calculate the Molar Concentration, we will find the **molar concentration by dividing the moles by liters of water used in the solution**. For example, the acetic acid here is completely dissolved in 1.25 L of water. Then divide 0.1665 moles by 1.25 L to get the molar concentration, which will be 0.1332 M.