Units of parts per million ppm or parts per billion ppb are

Last updated: 6/27/2023

Units of parts per million ppm or parts per billion ppb are often used to describe the concentrations of solutes in very dilute solutions The units are defined as the number of grams of solute per million or per billion grams of solvent Bay of Bengal has 2 48 ppm of lithium ions The molality of Lit in this water is atomic number of Li 7 A 1 5 x 104 m B 1 7 x 10 4 m C 3 5 x 10 4 m