ConstantID

The Avogadro constant per pound-mole and other units

Chemical engineers in the US often work in pound-moles: the amount of substance whose mass in pounds equals its molar mass in g/mol. One pound-mole is exactly 453.592 37 mol.

NA = 6.022 140 76 × 1023 mol−1 about this constant →

UnitValue
lbmol−1 per pound-mole2.731 597 0998 × 1026exact
kmol−1 per kilomole6.022 140 76 × 1026exact
mmol−1 per millimole6.022 140 76 × 1020exact

How it is computed: 6.022 140 76 × 10²³ mol⁻¹ × 453.592 37 mol/lbmol = 2.731 597 0998 × 1026.

All values computed from the CODATA 2022 value and unit definitions (SI Brochure, NIST SP 811). Exact values are rounded only for display. Checks.

Other conversions