Define the terms : Mole.

Define the term 'mole'. Calculate mass in g of one atom of oxygen.

Define the terms: (i) Molarity (ii) Molality (iii) Normality (iv) Mole fraction (v) ppm Which out of these are affected by changes in temperature ?

Define the term mole.

(a) Define Hydrated salt. (b) Define the term: solution.