A buffer solution contains 0.3 mol dm-3 `NH_4OH` is `1.8 xx10^-5`.Calculate pOH of the solution.

A buffer solution contains 0.25M NH_(4)OH and 0.3 NH_(4)C1 . a. Calculate the pH of the solution. b. How much NaOH should be added to 1L of the solution to change pH by 0.6.K_(b) =2xx10^(-5) .

One litre of a buffer solution contains 0.1 M NH_(4)OH . The p^(kb) of base is 5.pH value of the solution is

A buffer solution contains 0.1 mol each of NaCH_(3)COO and CH_(3)COOH . On diluting the solution to double its volume, the pH of the solution

A solution contains 60 mL of 0.1 M NH_(4)OH and 30 mL of 0.1 MHCl . The P^(H) of the resulting mixture is (Given K_(b) of NH_(4)OH = 1.8 xx 10^(-5) , 1.8 = 0.2553 )

Concentration of NH_(4)Cl and NH_(4)OH in a buffer solution are in the ratio of 1 : 10 , Kb for NH_(4)OH is 10^(-10) . The pH of the buffer is

A basic buffer contains 0.8 mole of NH_(4)Cl and 0.2 mole of NH_(4)OH for litre of a solution the K_(b) of base is 1.8 xx 10^(-5) . Then the P^(H) of the buffer solution is (log 1.8 = 0.2553)

Freshly precipiteated Al and Mg hydroxides are stirred vigorously in a buffer solution containing 0.25M of NH_(4)CI and 0.05M of NH_(4)OH . Calculate [Al^(3+)] and [Mg^(2+)] in solution. K_(b) for NH_(4)OH=1.8xx10^(-5) K_(SP) of Al(OH)_(3)=6xx10^(-32) and K_(SP) of Mg(OH)_(2)=8.9xx10^(-12) .

For the buffer solution containing NH_(4)OH and NH_(4)Cl, P^(H) of the buffer solution can be increased by