The pH of 0.05 M acetic acid is (K_(a) = 2 xx 10^(-5))
Dissociation constant of formic acid is 4 xx 10^(-4) . It is desired to prepare two liters buffer solution of pH value 4.4, using HCOOH and HCOOK. What is the concentration ratio of components to be maintained ?
Calculate pH of 0.1 M acetic acid having K_(a)=1.8xx10^(-5)
At what molar concentration of aqueous nitrouse acid ( K_a = 4.5x10^(-4)) the pH of the aqueous solution is 2.
How many times the proton concentration of formic acid (K_a = 2.1 xx 10^4) is greater than that of propionic acid (K_a=1.1 xx 10^(-5) ), if the molar concentrations of both acids are same?
Calculate the pH at which an acid indicator with K_(a), = 1.0 xx 10^(-5) changes colour when the indicator concentration is 1.0 xx 10^(-3) M
Calculate the pH of 0.002M aqueous acetic acid, if acid is 2.3% ionised in the given solution.
Calculate the pH at which an acid indicator with K_a =1.0 xx 10^(-5) changes colour when the indicator concentration is 1.0 xx 10^(-3) M .
NARENDRA AWASTHI-IONIC EEQUILIBRIUM-Assertin-Reason Type Questions
