Posted by destiny on Tuesday, May 31, 2011 at 9:26am.
pH = -log(H^+) and
pOH = -log(OH^-).
Likewise,
pKa = -log(Ka), so
4.82 = -log Ka
log Ka = -4.82
Ka = 1.51E-5
Related Questions
chemistry - Please calculate the pH and [H+] of a 0.30 mol/L solution of ...
chemistry - The question asks, "Butanoic acid has a partition coeff of 3.0 ...
Chemistry - Use activity coefficients to find the concentration of hydrogen ions...
Chemistry - Part A: Unknown Acid use 1gram and mix with 120 mL of distilled ...
Chem 2 - A 0.15 M solution of butanoic acid, C3H7COOH, has a pH of 2.8210. Find ...
Chemistry(Please check) - an acid with the equilibrium concentration is listed ...
chemistry - The question asks, "Butanoic acid has a partition coeff of 3.0 ...
Plz -- Chem Help - Question.. Nicotinic acid (niacin) is a monoprotic acid with ...
Urgent Chem Help - Question.. Nicotinic acid (niacin) is a monoprotic acid with ...
chemistry - titration - Show that for the titration of a weak acid, HA, with ...
For Further Reading