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ChemSolver

About ChemSolver

ChemSolver offers free chemistry calculators for general chemistry.

Each calculator focuses on one kind of problem. Common reactions also have their own pages, with the balanced equation ready to read. Results are meant to be accurate and step-by-step, so you can check work and follow the conversions.

The calculators cover chemical equations, stoichiometry, Lewis structures, molar mass, limiting reactants, net ionic equations, and empirical formulas. They are free to use and do not require an account.