Question: In AAS and AES, solution concentrations are most commonly expressed in terms of ppm (parts per million) or ppb (parts per billion). For dilute aqueous

In AAS and AES, solution concentrations are most commonly expressed in terms of ppm (parts per million) or ppb (parts per billion). For dilute aqueous solutions, ppm is equivalent to units of (mg solute)/(L solution). Similarly, ppb is equivalent to units of (g solute)/(L solution). What is the molar concentration of a solution that is 624 ppm in iron?'

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