Molar Mass (Molecular Weight) Calculator

Please enter a chemical molecular formula (input is case sensitive) and click on "Calculate" to determine the molecular mass of the compound.

Instructions

This program determines the molecular mass of a substance. Enter the molecular formula of the substance. It will calculate the total mass along with the elemental composition and mass of each element in the compound.

Examples

Finding Molar Mass

Read our article on how to determine molar mass.