For the equilibrium, \(2NOCl\left( g \right) \rightleftharpoons 2NO\left( g \right) +{ Cl }_{ 2 }\left( g \right) \) the value of the equilibrium constant, K_c is 3.75 × 10^–6 at 1069 K. Calculate the K_p for the reaction at this temperature?

K₁ and K₂ for dissociation of H₂S are 4 x 10^-7 and 1 x 10^-5. Calculate sulphide ion concentration in 0.1M H₂S Solution.

How much of 0.3 M ammonium hydroxide should be mixed with 30 mL of 0.2 M solution of ammonium chloride to give buffer solutions of pH 8.65 and 10 (pK_b = 4.75)?

The ionization constant of benzoic acid is 6.46 × 10^–5 and K_sp for silver benzoate is 2.5 × 10^–13. How many times is silver benzoate more soluble in a buffer of pH 3.19 compared to its solubility in pure water?

What happens to an equilibrium in a reversible reaction if a catalyst is added to it?

At certain temperature and under a pressure of 4 atm, PCl₅ is 10% dissociated.
Calculate the pressure at which PCl₅ will be 20% dissociated at temperature remaining constant.