4. You have been asked by the city of Hamilton to quantify iron (Fe) concentrations at Bayfront ParkBeach to see if it meets recreational water quality guidelines (max. permitted concentration =1.97 mmol/L). Using the HACH spectrometer, you measure 0.220 g/L of Fe in the water column. Is it safe to swim? (MFe = 55.85g/mol)

Fig: 1

Fig: 2