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A. Calibration of pH probe (mark with check) B. Titration of HCI 1. M of NaOH (from bottle): 2. Volume of HCI: 25 0.100 pH = 4.0 D pH = 7.0 E pH=10.0 M mL = 0, 025 L == 3. moles of HCI (MHCI X VHCI, in L) = 4. Volume of NaOH at equivalence point: 2.5 moles 0.1/75 mL = L 5. M of NaOH (experimental) at equivalence point (moles NaOH = moles HCl(1/VolNaOH) = 6. pH at equivalence point: Volume NaOH (mL) pH reading Volume NaOH (mL) pH reading Volume NaOH (mL) pH reading 0.00 l 1.00 1.60 2.00 اما ١٠ 16.00 2.0 26.50 10.15 17.00 2.08 27.00 0.97 18.00 2.13 27.50 11.15 3.00 42 19.00 2,20 28.00 11.24 4.00 20.00 1.64 2.27 28.50 1.34 5.00 20.50 2.32 29.00 11.42 6.00 1.69 21.00 2.31 29.00 7.00 8.00 1.71 11:72 21.50 2.43 30.00 11.53 22.00 31.00 2.51 9.00 1.76 22.50 2.59 32.00 11.66 10.00 1.78 23.00 2.7 34.00 11.79 11.00 81 23.50 2.81 36.00 11.86 12.00 11.85 24.00 2.99 38.00 11.94 13 42.50 1.88 24.50 3.29 40.00 12.00 13.00 1.92 25.00 4.30 42.00 12.03 14.00 1.97 25.50 7,21 45.00 12,10 15.00 2.00 26.00 0.17 50.00 127

A. Calibration of pH probe (mark with check) B. Titration of HCI 1. M of NaOH (from bottle): 2. Volume of HCI: 25 0.100 pH = 4.0 D pH = 7.0 E pH=10.0 M mL = 0, 025 L == 3. moles of HCI (MHCI X VHCI, in L) = 4. Volume of NaOH at equivalence point: 2.5 moles 0.1/75 mL = L 5. M of NaOH (experimental) at equivalence point (moles NaOH = moles HCl(1/VolNaOH) = 6. pH at equivalence point: Volume NaOH (mL) pH reading Volume NaOH (mL) pH reading Volume NaOH (mL) pH reading 0.00 l 1.00 1.60 2.00 اما ١٠ 16.00 2.0 26.50 10.15 17.00 2.08 27.00 0.97 18.00 2.13 27.50 11.15 3.00 42 19.00 2,20 28.00 11.24 4.00 20.00 1.64 2.27 28.50 1.34 5.00 20.50 2.32 29.00 11.42 6.00 1.69 21.00 2.31 29.00 7.00 8.00 1.71 11:72 21.50 2.43 30.00 11.53 22.00 31.00 2.51 9.00 1.76 22.50 2.59 32.00 11.66 10.00 1.78 23.00 2.7 34.00 11.79 11.00 81 23.50 2.81 36.00 11.86 12.00 11.85 24.00 2.99 38.00 11.94 13 42.50 1.88 24.50 3.29 40.00 12.00 13.00 1.92 25.00 4.30 42.00 12.03 14.00 1.97 25.50 7,21 45.00 12,10 15.00 2.00 26.00 0.17 50.00 127

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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What is caculated pH at 25.00  mL of NaOH and Percentage error? Experiement pH is 4.30

What is caculated pH at 30.00  mL of NaOH and Percentage error? Experiement pH is 11.53

 

A. Calibration of pH probe (mark with check) B. Titration of HCI 1. M of NaOH (from bottle): 2. Volume of HCI: 25 0.100 pH = 4.0 D pH = 7.0 E pH=10.0 M mL = 0, 025 L == 3. moles of HCI (MHCI X VHCI, in L) = 4. Volume of NaOH at equivalence point: 2.5 moles 0.1/75 mL = L 5. M of NaOH (experimental) at equivalence point (moles NaOH = moles HCl(1/VolNaOH) = 6. pH at equivalence point: Volume NaOH (mL) pH reading Volume NaOH (mL) pH reading Volume NaOH (mL) pH reading 0.00 l 1.00 1.60 2.00 اما ١٠ 16.00 2.0 26.50 10.15 17.00 2.08 27.00 0.97 18.00 2.13 27.50 11.15 3.00 42 19.00 2,20 28.00 11.24 4.00 20.00 1.64 2.27 28.50 1.34 5.00 20.50 2.32 29.00 11.42 6.00 1.69 21.00 2.31 29.00 7.00 8.00 1.71 11:72 21.50 2.43 30.00 11.53 22.00 31.00 2.51 9.00 1.76 22.50 2.59 32.00 11.66 10.00 1.78 23.00 2.7 34.00 11.79 11.00 81 23.50 2.81 36.00 11.86 12.00 11.85 24.00 2.99 38.00 11.94 13 42.50 1.88 24.50 3.29 40.00 12.00 13.00 1.92 25.00 4.30 42.00 12.03 14.00 1.97 25.50 7,21 45.00 12,10 15.00 2.00 26.00 0.17 50.00 127
Transcribed Image Text:A. Calibration of pH probe (mark with check) B. Titration of HCI 1. M of NaOH (from bottle): 2. Volume of HCI: 25 0.100 pH = 4.0 D pH = 7.0 E pH=10.0 M mL = 0, 025 L == 3. moles of HCI (MHCI X VHCI, in L) = 4. Volume of NaOH at equivalence point: 2.5 moles 0.1/75 mL = L 5. M of NaOH (experimental) at equivalence point (moles NaOH = moles HCl(1/VolNaOH) = 6. pH at equivalence point: Volume NaOH (mL) pH reading Volume NaOH (mL) pH reading Volume NaOH (mL) pH reading 0.00 l 1.00 1.60 2.00 اما ١٠ 16.00 2.0 26.50 10.15 17.00 2.08 27.00 0.97 18.00 2.13 27.50 11.15 3.00 42 19.00 2,20 28.00 11.24 4.00 20.00 1.64 2.27 28.50 1.34 5.00 20.50 2.32 29.00 11.42 6.00 1.69 21.00 2.31 29.00 7.00 8.00 1.71 11:72 21.50 2.43 30.00 11.53 22.00 31.00 2.51 9.00 1.76 22.50 2.59 32.00 11.66 10.00 1.78 23.00 2.7 34.00 11.79 11.00 81 23.50 2.81 36.00 11.86 12.00 11.85 24.00 2.99 38.00 11.94 13 42.50 1.88 24.50 3.29 40.00 12.00 13.00 1.92 25.00 4.30 42.00 12.03 14.00 1.97 25.50 7,21 45.00 12,10 15.00 2.00 26.00 0.17 50.00 127
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