Chemistry Calculators

Free chemistry calculators for molar mass, dilutions, gas laws, concentration, titration, and more. Calculate chemical parameters and solve equations.

Molar Mass Calculator

Calculate the molar mass of chemical compounds from their formulas.

Dilution Calculator

Calculate concentrations and volumes for solution dilutions.

Gas Laws Calculator

Calculate pressure, volume, temperature, and moles using ideal gas law and other gas laws.

Concentration Calculator

Convert between different concentration units including molarity, molality, normality, and percent composition.

Titration Calculator

Calculate acid-base titration endpoints, equivalence points, and unknown concentrations.

g/L to Moles Calculator

Convert grams per liter to moles using molar mass and volume.

Gallons to Moles Calculator

Convert volume in gallons to moles using substance density and molar mass.

g/dm³ to mol/dm³ Calculator

Convert mass concentration to molar concentration using molar mass.

g/mol to kJ/mol Calculator

Convert between molar mass and energy values for thermochemistry.

g/mol to Molarity Calculator

Calculate molarity from molar mass, mass, and volume of solution.

g/mol to ppm Calculator

Calculate ppm concentration from molar mass, solute mass, and volume.

Hartree to kJ/mol Calculator

Convert Hartree energy units to kJ/mol and other chemistry units for quantum calculations.

Glass Transition Temperature Calculator

Calculate Tg for polymers, polymer blends, and copolymers using thermodynamic equations.

Hausner Ratio Calculator

Calculate Hausner ratio to evaluate powder flow properties using bulk and tapped density measurements.

Heat of Crystallization Calculator

Calculate heat energy released during crystallization of solutions. Free chemistry calculator for phase change heat transfer.

Heat of Dissolution Calculator

Calculate heat energy changes during dissolution of solutes in solvents. Free chemistry calculator for endothermic and exothermic dissolution processes.