1- Determine the pH during the titration of
39.4 mL of 0.374 M
triethylamine
((C2H5)3N ,
Kb = 5.2×10-4) by
0.374 M HClO4 at the
following points.
(a) Before the addition of any
HClO4
(b) After the addition of 16.2 mL
of HClO4
(c) At the titration midpoint
(d) At the equivalence point
(e) After adding 55.6 mL of
HClO4
1- Determine the pH during the titration of 39.4 mL of 0.374 M triethylamine ((C2H5)3N ,...
Determine the pH during the titration of 39.8 mL of 0.293 M triethylamine ((C2H5)3N, Kb = 5.2×10-4) by 0.293 M HI at the following points. (Assume the titration is done at 25 °C.) Note that state symbols are not shown for species in this problem. (a) Before the addition of any HI (b) After the addition of 16.2 mL of HI (c) At the titration midpoint (d) At the equivalence point (e) After adding 58.1 mL of HI
Determine the pH during the titration of 39.9 mL of 0.349 M triethylamine ((C2H5)3N , Kb = 5.2×10-4) by 0.349 M HBr at the following points. (a) Before the addition of any HBr (b) After the addition of 17.7 mL of HBr (c) At the titration midpoint (d) At the equivalence point (e) After adding 61.0 mL of HBr
A 26.5 mL sample of 0.258 M triethylamine, (C2H5)3N, is titrated with 0.289 M hydroiodic acid. (1) Before the addition of any hydroiodic acid, the pH is (2) After adding 10.5 mL of hydroiodic acid, the pH is (3) At the titration midpoint, the pH is (4) At the equivalence point, the pH is (5) After adding 34.8 mL of hydroiodic acid, the pH is
Determine the pH during the titration of 31.1 mL of 0.259 M diethylamine ((C2H5)2NH, Kb 6.9x10) by 0.259 M HI at the following points (Assume the titration is done at 25 °C) Note that state symbols are not shown for species in this problem. (a) Before the addition of any HI (b) After the addition of 12.9 mL of HI (c) At the titration midpoint (d) At the equivalence point (e) After adding 48.5 mL of HI Determine the pH...
(1) Determine the pH during the titration of 58.4 mL of 0.386 M hypochlorous acid (Ka = 3.5×10-8) by 0.386 M NaOH at the following points. (a) Before the addition of any NaOH (b) After the addition of 15.0 mL of NaOH (c) At the half-equivalence point (the titration midpoint) (d) At the equivalence point (e) After the addition of 87.6 mL of NaOH (2) Determine the pH during the titration of 39.1 mL of 0.369 M ethylamine (C2H5NH2 ,...
1.Determine the pH during the titration of 36.6 mL of 0.304 M ethylamine (C2H5NH2 , Kb = 4.3×10-4) by 0.304 M HI at the following points. (a) Before the addition of any HI (b) After the addition of 16.1 mL of HI (c) At the titration midpoint (d) At the equivalence point (e) After adding 51.2 mL of HI b.Determine the pH during the titration of 61.4 mL of 0.450 M nitrous acid (Ka = 4.5×10-4) by 0.450 M NaOH...
a. Determine the pH during the titration of 31.3 mL of 0.264 M trimethylamine ((CH3)3N, Kb = 6.3×10-5) by 0.264 M HI at the following points. (Assume the titration is done at 25 °C.) Note that state symbols are not shown for species in this problem. (a) Before the addition of any HI ____ (b) After the addition of 12.6 mL of HI ____ (c) At the titration midpoint ____ (d) At the equivalence point ____ (e) After adding 43.8...
Determine the pH during the titration of 22.7 mL of 0.134 M HClO4 by 0.134 M NaOH at the following points Determine the pH during the titration of 22.7 mL of 0.134 M HCIO, by 0.134 M NaOH at the following points: (a) Before the addition of any NaOH (b) After the addition of 11.4 mL of NaOH (c) At the equivalence point (d) After adding 28.6 mL of NaOH
Find the pH during the titration of 20.00 mL of 0.1000 M triethylamine, (CH3CH2)3N (Kb = 5.2 × 10−4), with 0.1000 M HCl solution after the following additions of titrant. (a) 15.00 mL: pH = (b) 20.40 mL: pH = (c) 29.00 mL: pH =
Find the pH during the titration of 20.00 mL of 0.1000 M triethylamine, (CH3CH2)3N (Kb = 5.2 × 10−4), with 0.1000 M HCl solution after the following additions of titrant. a) 12.00 mL b) 20.70 mL c) 30.00 mL