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THE FEUTEX TOOLKIT

Two-Reactant Stoichiometry

Calculate reaction extent, theoretical product and leftover reactants from supplied coefficients.

Chemistry workspace● Runs in your browser
01 Your input
02 Your result
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FormulaTheoretical product = min(a/ca,b/cb)*cp; Remaining A = a-min(a/ca,b/cb)*ca; Remaining B = b-min(a/ca,b/cb)*cb
Sources and model references

Worked example

Inputs

Reactant A amount
3 mol
Reactant B amount
2 mol
A coefficient
1
B coefficient
1
Product coefficient
2

Expected results

Theoretical product
4 mol
Remaining A
1 mol
Remaining B
0 mol

Load the example in the workspace to reproduce these results. Display rounding does not change the underlying calculation.

How to use this tool

  1. Calculate reaction extent, theoretical product and leftover reactants from supplied coefficients.
  2. Set reactant a amount, reactant b amount, a coefficient, b coefficient, product coefficient in the indicated units.
  3. Calculate and compare theoretical product, remaining a, remaining b.

Try this example

{
  "a": 3,
  "b": 2,
  "ca": 1,
  "cb": 1,
  "cp": 2
}

Accuracy and scope

Arithmetic for a balanced equation supplied by the user; assumes complete conversion without side reactions. Not an experimental procedure.

Is my data uploaded?

This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.