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Chemistry, 21.06.2020 04:57 zacksoccer6937

In clinical applications, the unit parts per million (ppm) is used to express very small concentrations of solute, where 1 ppm is equivalent to 1 mg of solute per 1 L of solution. Calculate the concentration in parts per million for each of the solutions. There is 25 μg of calcium in a total volume of 57 mL .

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