An aqueous solution of formic acid, HCOOH, is prepared at 0.075
M. The acid-ionization constant is...
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Chemistry
An aqueous solution of formic acid, HCOOH, is prepared at 0.075M. The acid-ionization constant is Ka= 1.8 x 10-4. Because this is a weak acid, you maypresume that the ionic strength is negligible (m = 0).Calculate:
a) the pKa of HCOOH
b) [H+]
c) [HCOO-]Â Â
d) [HCOOH] at equilibrium
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3.9 Ratings (537 Votes)
a Given Ka 18104 use pKa log Ka log 18104 37447 Answer 374 b HCOOH dissociates as HCOOH H HCOO 75102 0 0 75102x x x Ka HHCOOHCOOH Ka xxcx Assuming
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