General Chemistry Calculators & Converters
Solve chemistry problems faster — and actually understand them.
pH Calculator
Find pH fast using concentration, Ka, or full dissociation.
Acid-Base Titration Calculator
Determines the pH at different stages of a titration
Balance Chemical Equation Calculator
Automatically balances chemical equations
Moles ↔ Particles Calculator
Quickly convert moles and particles using Avogadro’s number
Mass ↔ Moles Calculator
Easily calculate moles, grams, or molar mass in one step
Stoichiometry Calculator
Instant stoichiometry solver for moles, mass, and particles
Molar Mass from Chemical Formula Calculator
Find the molar mass of compounds instantly—just enter the formula
Ion/Atom Counter (per Formula Unit) Calculator
Instant atom and ion counter for chemical formulas, free online
Element Mass % in Compound (Percent Composition) Calculator
Fast chemistry tool to calculate percent composition from formulas.
Two-Component Mixture Solver (Target % by Mass) Calculator
Determines required mass ratio to reach a target % composition.
Mixture Average Molar Mass Calculator
Instantly find weighted molar mass of mixtures with clear steps.
Density ↔ Volume Converter
Quickly convert mass, volume, or density with step-by-step solutions.
Enthalpy Calculator (Hess’s Law)
Quickly calculate enthalpy changes using Hess’s Law with steps.
Cube Volume Calculator
Instant cube volume from edge or diagonal, with unit conversion.