This video lecture from Chemical Equilibrium (F.Sc. Chemistry Book 1) covers the concept of buffer solutions, the two ways of making acidic and basic buffers, why do we need buffers and the chemistry of buffers solution, how the resist the change in pH. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.