The number of units, which are used to express concentration of solutions from the following is _________.
(Mass percent, Mole, Mole fraction, Molarity, ppm, Molality.)
The number of units, which are used to express concentration of solutions from the following is _________.
(Mass percent, Mole, Mole fraction, Molarity, ppm, Molality.)
Asked in: JEE Main 2023 (24 Jan Shift 2)