The concentration of a weak acid, HA, in solution is 2.0 x 10 -2 M. The pH of this solution is 5.40. What is the Ka for this weak acid?
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1. The pH of a 0.010 M weak acid HA solution is 5.24.
a) Show the dissociation equation for this weak acid.
b) What is the equilibrium concentration of A-?
c) Calculate Ka for this acid.
A solution of 0.10 M weak acid HA had a pH of 2.60. What is the Ka of of this weak acid
What is Ka for this acid?
What is the pH of this solution?