Technical chemistry and processes

Limiting and excess reactant

Compares two reactant amounts divided by stoichiometric coefficients and reports the limiting reactant, remainder, and excess.

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ξ_{A} = \frac{n_{A}}{a}

ξ_{B} = \frac{n_{B}}{b}

xi = \frac{(ξ_{A} + ξ_{B} - \sqrt{{(ξ_{A} - ξ_{B})}^{2}})}{2}