[" How many moles of sodium acetate should be added to a liter solution of "0.1M" acetic acid,to make a solution of "pH=5.5" ? pKa of "],[CH_(3)COOH=4.5]

How much sodium acetate should be added to 1 litre of 0.1 M CH_3COOH to make a buffer of PH = 4.0 (K_a = 3)

How many times of the acetic acid concentration, acetate salt should be added to a given acetic acid solution to obtain a solution of pH = 7.0 ( K_a for CH_3COOH=1.8xx10^(-5) ) .

K_a of acetic acid is 1.8 xx 10^(-5) . How much sodium acetate is to be added to llitre 0.1M acetic acid to make a buffer of pH = 4 ?

20 mL of 0.2 M sodium hydroxide solution is added to 40 mL of 0.2 M acetic acid solution. What is the pH of the solution? (pK_(a) " of "CH_(3)COOH=4.8)

When some amount of sodium acetate is further added to a mixture of acetic acid and sodium acetate, then pH of the solution