Which of the following terms are unitless ?
(a) Molality (b) Molarity (c) Mole fraction (d) Mass per cent
Calculate(a)molality (b)molarity and (c)mole fraction of KI if the density of 20% (mass/mass) aqueous KI is1.202 g mL-1.
Define the following terms:
(i) Mole fraction
(ii) Molality
(iii) Molarity
(iv) Mass percentage.