2. Concentration of metal ion. Absorbance of metal ion in solution Concentration of metal ion from the calibration curve (mol/L) Concentration of metal ion in the oriqinal sample corrected for dilution (mol/L) Show your calculations to account for the dilution of the original sample. 3. )xpressing Concentration. Express the concentration of the metal ion in the sample in approptiate units of mask volume [i.e., Pph (pereent), ppm, ppb, ete.]. Concentration of metal ion in the oripinal sample (massiolume) Show calculations. 2. Concentration of metal ion. Absorbance of metal ion in solution Concentration of metal ion from the calibration curve (mol/L) Concentration of metal ion in the oriqinal sample corrected for dilution (mol/L) Show your calculations to account for the dilution of the original sample. 3. )xpressing Concentration. Express the concentration of the metal ion in the sample in approptiate units of mask volume [i.e., Pph (pereent), ppm, ppb, ete.]. Concentration of metal ion in the oripinal sample (massiolume) Show calculations