Chemistry Molar Mass & Solution Calculator

Calculate Molecular Weight (g/mol), element mass percentage breakdown, and solution Molarity ($M$) for Class 9 to 12 high school and college chemistry.

Chemistry Molar Mass & Solution Molarity Calculator (Class 9–12)

Molecular Weight g/mol
Element Mass Percentage Breakdown
ElementAtomic MassAtomsMass %
H (Hydrogen)1.008 g/mol22.1%
S (Sulfur)32.06 g/mol132.7%
O (Oxygen)15.999 g/mol465.3%
Total Molar Mass (Molecular Weight)98.072 g/mol
Solution Molarity Calculator (M = moles / Liters)
Concentration Molarity:0.999 M (mol/L)

Understanding Stoichiometry and Molar Mass in Chemistry

Stoichiometry and quantitative chemical analysis form the foundation of high school chemistry (Class 9 through Class 12, AP Chemistry, and university general chemistry).

The **HiFi Toolkit Molar Mass Calculator** parses chemical formulas, looks up accurate atomic masses, computes total molecular weights (g/mol), and calculates solution concentration molarities.

Common Chemical Compounds & Molar Masses Reference

Chemical NameFormulaMolar Mass (g/mol)
Water$H_2O$18.015 g/mol
Sulfuric Acid$H_2SO_4$98.079 g/mol
Sodium Chloride (Salt)$NaCl$58.44 g/mol
Glucose$C_6H_12O_6$180.156 g/mol

Frequently Asked Questions

The Molar Mass Calculator is a high school and college chemistry tool (Class 9 to 12 & University) that parses chemical formulas (e.g. H2SO4, NaCl, C6H12O6), calculates total molecular weight (g/mol), computes element mass percentage compositions, and determines solution molarity.

Molar Mass is the mass of one mole of a chemical substance (expressed in grams per mole, `g/mol`). It equals the sum of the atomic masses of all atoms present in the chemical formula.

Molarity ($M$) is a measure of chemical concentration, defined as the number of moles of solute dissolved per Liter of solution ($M = \frac{\text{moles}}{\text{Liters}}$).

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