What is the approximate pH at the equivalence point of a weak
acid-strong base titration if...
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Chemistry
What is the approximate pH at the equivalence point of a weakacid-strong base titration if 25 mL 21) of aqueous formic acidrequires 29.80 mL of 0.0567 M NaOH? Ka =1.8 × 10-4 forformic acid.
A) 2.46 B) 8.12 C) 11.54 D) 5.88
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3.8 Ratings (383 Votes)
given equivalence point we know that at equivalence point moles of acid moles of base added also we know that moles molarity x volume so Ma x Va Mb x Vb so using the given values we get Ma x 25 00567
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