3. Formic acid, HCOOH (K₂ = 1.77 x 104) is naturally found in the venom of bee stings, and is used synthetically as a preservative in livestock feed. a. Write the K₂ expression for formic acid. 1.77x10-4 x K₂=1.0×10-14 Kb=5₂6x10-11 ках ко Kax K₂=1.0×·10 [AC] [H] THCOOHIL 10.006600.000 [0.243.82 1/2 D ka= x³ b. Calculate the pH of a 0.25 M solution of formic acid. 1.77x10-4 (0.25M) [H+]] [H+]=7.08×10²4 PH=-10g (7.08x104) PH=3.15 c. What is the % dissociation of the formic acid? HCOOH HrOt+ CH =1.77x10-4 1.82X10-4-97.25 100-9729-2.75% x² 00065 .25 177x6-4 X100
3. Formic acid, HCOOH (K₂ = 1.77 x 104) is naturally found in the venom of bee stings, and is used synthetically as a preservative in livestock feed. a. Write the K₂ expression for formic acid. 1.77x10-4 x K₂=1.0×10-14 Kb=5₂6x10-11 ках ко Kax K₂=1.0×·10 [AC] [H] THCOOHIL 10.006600.000 [0.243.82 1/2 D ka= x³ b. Calculate the pH of a 0.25 M solution of formic acid. 1.77x10-4 (0.25M) [H+]] [H+]=7.08×10²4 PH=-10g (7.08x104) PH=3.15 c. What is the % dissociation of the formic acid? HCOOH HrOt+ CH =1.77x10-4 1.82X10-4-97.25 100-9729-2.75% x² 00065 .25 177x6-4 X100
Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Chapter6: Solutions And Colloids
Section: Chapter Questions
Problem 6.25P: 6-25 A small amount of solid is added to a separatory funnel containing layers of diethyl ether and...
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