The number of units which are used to express concentration

Question

The number of units, which are used to express concentration of solutions from the following is _________ Mass percent, Mole, Mole fraction, Molarity, ppm, Molality

DivineJEE · Accepted Answer

Mass percent, mole fraction, molarity, ppm molality is used to express concentration. So, the number of units = 5

Explanation

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