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1ppm = 1mg/L or 1mg/kg

A solution has a concentration of 1.25 g/L.

What is its concentration in ppm?

A solution has a concentration of 0.5 mg/mL.

What is its concentration in ppm?

A solution has a concentration of 2250 μg/kg.

What is its concentration in ppm?

150 mL of an aqueous sodium chloride solution contains 0.0045 g NaCl.

Calculate the concentration of NaCl in parts per million (ppm).

What mass in milligrams of potassium nitrate is present in 0.25 kg of a 500 ppm aqueous solution of KNO3?

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