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Stoichiometry Calculator with Step-by-Step Solutions

Balance or validate the equation, convert moles, grams, particles, gases, and solution quantities with explicit units, molar ratios, and every conversion step.

Calculator

Results update as you type. Every step of the working is shown below.

Examples:

Result

Enter values above — the answer appears here instantly, with full working.

Formula used

n(known) → ×(ν_prod/ν_known) → n(target)

Every result substitutes your values into this relation step by step above.

Assumptions

  • The equation is already balanced.
  • Amounts entered in grams of pure substance.

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