What is the pH of a 0.15 M solution of formic acid, HCOOH ?
`{:("Formic Acid",K_a),(HCOOH,1.9xx10^(-4)):}`

What is the pH of a 0.05 M solution of formic acid? (K_(a)=1.8xx10^(-4))

What is the [HCOO^-] in the solution that contains 0.015 M HCOOH and 0.02 M HCl ? K_a(HCOOH)=1.8xx10^(-4)

Refer to an aqueous solution of formic acid, HCOOH , which has a K_(a) value of 1.9 xx 10^(-4) at 25^(@)C . What is the percent ionization of a 0.10 M solution of formic acid at 25^(@)C

Refer to an aqueous solution of formic acid, HCOOH , which has a K_(a) value of 1.9 xx 10^(-4) at 25^(@)C . How many moles of sodium formate must be added to 1.0L of a 0.20M formic acid solution to produce a pH of 4.00 ?

Calculate the concentration of the formate ion present in 0.100 M formic acid (HCOOH) solution at equilibrium (K_(a) = 1.7xx10^(-4)) .

Calculate the concentration of the formate ion present in 0.100 M formic acid (HCOOH) solution at equilibrium (K_(a) = 1.7xx10^(-4)) .

HCOOH : Formic acid :: CH_3CH_2COOH :________

i At what pH will the mixture of HCOOH and HCOONa given buffer solution of higher capacity? (K_(a) of HCOOH = 1.8 xx 10^(-4))

Calculate the degree of ionisation and concentration of H_(3)O^(+) ions in a solution of 0.01 M formic acid (K_(a)= 2.1 xx 10^(-4))