Chemistry Calculator – Balance Equations, Molar Mass & Stoichiometry

🧪 Advanced Chemistry Calculator

Chemical Reaction Analyzer

Limiting & Excess Reactant Calculator

Molar Mass & Moles Calculator

Percent Composition Calculator

Empirical Formula Calculator

Calculator Capabilities

This is a multi-functional chemistry tool designed to simplify a wide range of common calculations. It assists students and professionals by providing fast and accurate results for problems involving chemical compounds and reactions.

  • Reaction Analyzer Enter any chemical reaction, and the calculator will automatically balance the equation by finding the correct stoichiometric coefficients. It also classifies the reaction type (e.g., synthesis, decomposition, single replacement) and provides a detailed profile of each reactant and product, including its molar mass, IUPAC name, and the oxidation states of its elements.
  • Limiting Reactant Calculator Input a balanced equation and the initial masses of two reactants. The tool identifies which reactant will be completely consumed (the limiting reactant) and which is in excess. It then calculates the remaining mass of the excess reactant and the theoretical yield (the amount of each product that can be formed).
  • Molar Mass & Moles Calculator This feature serves two purposes. First, you can enter any chemical formula to instantly find its molar mass (in g/mol). Second, you can input a known mass of that substance to calculate the corresponding amount in moles, a fundamental quantity in chemistry.
  • Percent Composition Calculator Determine the elemental makeup of any chemical compound. By entering a formula, you can find the mass percentage of each element within it. This is useful for understanding the relative contribution of each element to the total mass of the compound.
  • Empirical Formula Finder If you know the mass percentages of the elements in an unknown substance, this tool can determine its empirical formula—the simplest whole-number ratio of atoms. This is a crucial step in identifying unknown compounds from experimental data.
  • Dual Unit System (Metric/Imperial) The calculator is designed for international use. A convenient toggle allows you to switch all mass inputs between the metric system (grams) and the imperial system (ounces), ensuring the tool is practical for users everywhere.