645 mM to mol/L

645 mM = 0.645 mol/L

mMmol/L
630 mM0.63
635 mM0.635
640 mM0.64
6450.645
650 mM0.65
655 mM0.655
660 mM0.66

645 mM = 0.645 mol/L

Formula

1 mol/L = 1,000 mM (millimolar) · 1 mM = 0.001 mol/L