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Molarity of calcium hydroxide = 0.0746 M Mass of solid acid = 252.5 milligrams Volume of acid solution before adding base = 25.00 mL CALCULATE THE FOLLOWING: (show your work) Dissociation Constant of acid Equivalence Point of Titration (pH, vol.) Molarity of acid initially (before you add a drop of base into the solution). Molarity of acid at half equivalence point Molar mass of the acid

Molarity of calcium hydroxide = 0.0746 M Mass of solid acid = 252.5 milligrams Volume of acid solution before adding base = 25.00 mL CALCULATE THE FOLLOWING: (show your work) Dissociation Constant of acid Equivalence Point of Titration (pH, vol.) Molarity of acid initially (before you add a drop of base into the solution). Molarity of acid at half equivalence point Molar mass of the acid

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Data Table for Weak Acid 
Vol. of Titrant pH Avg. Vol. ∆pH/∆vol
0 2.881 0.25 0.622575
0.5 3.193 0.75 0.453769
1 3.420 1.25 0.32668
1.5 3.583 1.75 0.251434
2 3.709 2.25 0.20456
2.5 3.811 2.75 0.173202
3 3.897 3.25 0.150977
3.5 3.973 3.75 0.134517
4 4.040 4.25 0.12191
4.5 4.101 4.75 0.112002
5 4.157 5.25 0.104057
5.5 4.209 5.75 0.097586
6 4.258 6.25 0.092253
6.5 4.304 6.75 0.087819
7 4.348 7.25 0.084111
7.5 4.390 7.75 0.081001
8 4.431 8.25 0.078391
8.5 4.470 8.75 0.076209
9 4.508 9.25 0.074397
9.5 4.545 9.75 0.072912
10 4.582 10.25 0.071719
10.5 4.617 10.75 0.070794
11 4.653 11.25 0.070117
11.5 4.688 11.75 0.069675
12 4.723 12.25 0.06946
12.5 4.757 12.75 0.069467
13 4.792 13.25 0.069696
13.5 4.827 13.75 0.070152
14 4.862 14.25 0.070845
14.5 4.897 14.75 0.071787
15 4.933 15.25 0.072999
15.5 4.970 15.75 0.074507
16 5.007 16.25 0.076346
16.5 5.045 16.75 0.078561
17 5.085 17.25 0.081211
17.5 5.125 17.75 0.084372
18 5.167 18.25 0.088146
18.5 5.211 18.75 0.092668
19 5.258 19.25 0.098121
19.5 5.307 19.75 0.104759
20 5.359 20.25 0.112947
20.5 5.416 20.75 0.123221
21 5.477 21.25 0.136408
21.5 5.546 21.75 0.153849
22 5.622 22.25 0.177869
22.5 5.711 22.75 0.212898
23 5.818 23.25 0.268545
23.5 5.952 23.75 0.803792
24 6.354 24.25 2.204
24.5 7.456 24.75 2.258
25 8.585 25.25 2.628
25.5 9.899 25.75 1.932
26 10.865 26.25 0.382
26.5 11.056 26.75 0.6
27 11.356 27.25 0.63725
27.5 11.675 27.75 0.152835
28 11.751 28.25 0.118485
28.5 11.810 28.75 0.106573
29 11.864 29.25 0.100342
29.5 11.914 29.75 0.081869
30 11.955 30.25 0.065301
30.5 11.987 30.75 0.080939
31 12.028 31.25 0.054077
31.5 12.055 31.75 0.059392
32 12.085 32.25 0.049695
32.5 12.109 32.75 0.055327
33 12.137 33.25 0.043486
33.5 12.159 33.75 0.038492
34 12.178 34.25 0.0443
34.5 12.200 34.75 0.033234
35 12.217 35.25 0.033147
35.5 12.233 35.75 0.033424
36 12.250 36.25 0.02863
36.5 12.264 36.75 0.044166
37 12.286 37.25 0.026137
37.5 12.300 37.75 0.024315
38 12.312 38.25 0.01997
38.5 12.322 38.75 0.029181
39 12.336 39.25 0.020698
39.5 12.347 39.75 0.025901
40 12.360 40.25 0.024683
40.5 12.372 40.75 0.014164
41 12.379 41.25 0.021309
41.5 12.390 41.75 0.023643
42 12.401 42.25 0.015229
42.5 12.409 42.75 0.016654
43 12.417 43.25 0.018753
43.5 12.427 43.75 0.017202
44 12.435 44.25 0.017432
44.5 12.444 44.75 0.017289
45 12.453 45.25 0.011183
45.5 12.458 45.75 0.015766
46 12.466 46.25 0.016772
46.5 12.475 46.75 0.010317
47 12.480 47.25 0.014825
47.5 12.487 47.75 0.010102
48 12.492 48.25 0.013367
48.5 12.499 48.75 0.017553
49 12.508 49.25 0.006079
49.5 12.511 49.75 0.018611
50 12.520    

 

DATA TABLE:

  • Molarity of calcium hydroxide = 0.0746 M
  • Mass of solid acid = 252.5 milligrams
  • Volume of acid solution before adding base = 25.00 mL

CALCULATE THE FOLLOWING: (show your work)

  • Dissociation Constant of acid
  • Equivalence Point of Titration (pH, vol.)
  • Molarity of acid initially (before you add a drop of base into the solution).
  • Molarity of acid at half equivalence point
  • Molar mass of the acid
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