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Answer to Question #98045 in General Chemistry for Phil
Question #98045
HA is a weak acid. Its ionization constant, Ka, is 4.0 x 10-13. Calculate the pH of an aqueous solution where the initial concentration of NaA is 0.066 M.
Expert's answer
Henderson–Hasselbalch equation
pH = -log ka + log c
where c is the conentration of the salt
thus pH = 11.21
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