Calculate the pH of the solution in which `0.2M NH_4CI` and `0.1 M NH_3` are present. The `pk_b` of ammonia solution is 4.75.

Calculate the pH of 0.002(M) HBr solution

Calculate the pH of "0.001 M HCl" solution

Calculate the pH of a solution which contains 100 ml of 0.1 M HCl and 9.9 ml 1 M NaOH

Discuss the activity of acidic buffer. Calulate the pH of the solution when 100ml 0.2 (N) NH_4OH and 50 ml 0.01 (N) HC1 solution Pkb for NH_4OH is 4.7.

Calculate the pH of 0.05 (M) H_(2) SO_(4) solution .

Solution of 0.1 N NH_4OH and 0.1 NH_4Cl has has pH 9.25 Then pK_b of NH_4OH is

Calculate the pH of the buffer solution containing 50 mL 0.2(M) CH_3COOH and 50mL 0.1(M) CH_3COONa solution. [pK_a(CH_3COOH) = 4.74]

Calculate the pH of the solution obtained by mixing 100 mL 0.075(M) Ca(OH)_2 solution with 100mL 0.1(M) HCl solution

The concentration of an aqueous solution of ammonia is 0.01(M). What is the pH of the solution? If 0.001 mol of NH_4Cl is added to 100 mL of that solution, state whether the pH of the solution will increase or decrease. Mention the change in the value of pH. [pK_b(NH_3)=4.74]

P^H of a solution made by mixing 50 ml of 0.2 M NH_4Cl and 75 ml of 0.1 M NaOH is [P^(k_b) of NH_3(aq) =4.74]