Molar Mass Calculator

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.

• Use uppercase for the first character in the element and lowercase for the second character. Examples: Fe, Au, Co, Br, C, O, N, F.
• You can use parenthesis () or brackets [].

Finding Molar Mass

Read our article on how to calculate molar mass.

You can also ask for help in our forums.

Examples

• Li2SiF6
• Co(CH3COO)2
• NH3
• Cr(NH3)6(NO3)3
• NOH4
• Na2Co3 + 7H2O
• MnO4
• Bi(OH)3
• Zn(OH)2
• LiCoO2
• C4H8S(I)
• SO4{2-}
• Recently Calculated Molar Masses