What you provide
What you provide
- Moles of component A expressed in mol, using the same scenario as the other inputs
- Moles of component B expressed in mol, using the same scenario as the other inputs
CHEMISTRY / COMPOSITION
Mole Fraction Calculator
Calculate component A mole fraction in a two-component mixture. Inspect the chemical relationship, substituted values, result, assumptions, and unit convention in one guided workspace.
- 01 Calculated in this tab
- 02 Values stay in this browser tab
- 03 Use boundary
Use boundary
Calculation path
Calculate component A mole fraction in a two-component mixture. The page evaluates the displayed equation from your supplied values and presents both symbolic and substituted KaTeX working so the arithmetic can be checked.
Calculation path
x_A = n_A/(n_A+n_B)
What you receive
What you receive
- Mole fraction of A from the stated equation
- A symbolic formula plus substituted working with your values
- Visible assumptions, field guidance, and an authoritative learning reference
Use boundary
Choose the maximum decimal places shown. This does not increase source accuracy.
Only the two entered components are included in the mixture total.
Use internally consistent units and retain extra precision when carrying the result into another calculation.
Reviewed reference factors