My main question is part A however if you could assist on part B and C as well I'd appreciate that as well
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My main question is part A however if you could assist on part B
and C...
IF YOUR LAST NAME STARTS WITH A LETTER BETWEEN J-R, USE THIS SAMPLE DATA Sample Data...
IF YOUR LAST NAME STARTS WITH A LETTER BETWEEN J-R, USE THIS SAMPLE DATA Sample Data - Diprotic Acid Titration Initial Data Enter the concentration of NaOH used in the titration: 0.500 Enter the mass of unknown acid you used in grams. (g) 0.75 pH vs Volume Measurements Enter all of the following data as prompted by the data point number. You have UNKNOWN B. Data Point # Volume (mL) pH Data Point # pH Volume (mL) 17.97 1 0.00...
could you show calculations please . ncentration of NaOH used in the titration: 0.500 1 of...
could you show calculations please .
ncentration of NaOH used in the titration: 0.500 1 of 1 ss of unknown acid you used in grams. (g) 0.75 PIVO Vuine Measurements Enter all of the following data as prompted by the data point number. You have UNKNOWN A. 4 5 8 Data Point # Volume (mL) pH Data Point # Volume (mL) pH 0.00 1.23 19 17.97 6.40 2 0.99 1.32 20 18.97 6.53 3 2.00 1.41 21 20.02 6.67 2.97...
Table 1. pH readings 12.00 (34.02. 12.58) 11.00 10.00 . 9.00 8.00 7.00 6.00 5.00 р...
Table 1. pH readings 12.00 (34.02. 12.58) 11.00 10.00 . 9.00 8.00 7.00 6.00 5.00 р 4.00 3.00 2.00 1.00 0.00 0.00 2.00 4.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 22.00 24.00 26,00 28.00 30.00 32.00 34.00 Volume (ml) Initial Data Enter the concentration of NaOH used in the titration: 0.500 Enter the mass of unknown acid you used in grams. (g) 0.75 pH vs Volume Measurements Enter all of the following data as prompted by the data...
Unknown Acid Number Mass of weighing paper Mass of weighing paper and unknown acid Concentration of NaOH solution 6...
Unknown Acid Number Mass of weighing paper Mass of weighing paper and unknown acid Concentration of NaOH solution 615978 1.6610g 0.10M 24.5481 12. 2674 m2 4.91 Volume of NaOH to reach the equivalence point Volume of NaOH at half of the equivalence point pH at half of the equivalence point CALCULATIONS Show all calculations. Mass of unknown acid •5013g Moles of NaOH to reach equivalence point .602453 mol Moles of unknown acid Molar mass (equivalent mass) of unknown acid pKa...
Please here is my lab questions for titration of weak acid. The questions are very short....
Please here is my lab questions for titration of weak acid. The
questions are very short. You have to determine the answers by just
looking at the graph based on the data points. Please give me the
answers of all of them. I would really appreciate. Please calculate
the molar mass question #7 as well. It will be of great help to
me.
Mass of the unknown acid: 0.2grams
Concentration of NaOH = 0.0500M
Formuld Bal pH of weak acid...
For each trial with the unknown acid, calculate the following: Here is my data: 2. For...
For each trial with the
unknown acid, calculate the following:
Here is my data:
2. For each trial with the unknown acid, calculate the following Trial 2 a. Moles of NaOH required to reach the equivalence point b. Moles of unknown acid in the beaker c. Molar mass of unknown acid Trial 3 a. Moles of NaOH required to reach the equivalence point b. Moles of unknown acid in the beaker c. Molar mass of unknown acid
molariity of NaOH is 0.09591 M Font 1.1. Paragraph 4.1 .5. 1. .2 . 1.1 ...6...
molariity of NaOH is 0.09591 M
Font 1.1. Paragraph 4.1 .5. 1. .2 . 1.1 ...6 Table 1. Raw Data Trial 1 Trial 2 unknown acid un acid mass of unknown acid transferred to beaker(@) 0.589 0.556 concentration of NaOH titrant solution (M) equivalence point volume of NaOH titrant (mL) 26.67 ml 26.16 ml half-equivalence point volume of NaOH titrant (mL) 13.84 ml 13.08 ml half-equivalence point pH 4.91 pH 5.14 pH 1. Calculate the moles of NaOH delivered at...
6. a) If the titration of 2.729 g of an unknown triprotic acid requires 48.15 mL...
6. a) If the titration of 2.729 g of an unknown triprotic acid requires 48.15 mL of 0.4012 M NaOH to reach the third equivalence point, what is the molar mass of this unknown acid? Show your work with units and correct significant figures. 7. If the second equivalence point in the titration of a diprotic acid is at 39.48 mL of strong base titrant added, at what volume is the? First half-equivalence point? Second half-equivalence point? 39.48 ml Second...
I need helo on question #12. I solved the problem but the percent error is a...
I need helo on question #12. I solved the problem but the
percent error is a large number. Are my calculations correct?
Titration of a weak unknown acid: Name: Noora Hamil Unknown acid A Mass of the Unknown acid: Volume NaOH added (letter or number on the unknown bottle) 0.19 Concentration of NaOH(aq):_01705 M рн 0.5 2.5 2.61 2.6u 2.67 2.69 2.73 2.77 2.81 2.86 2 .93 3.04 3.13 3.23 3.37 3 .5 u u.s 5:5 6.5 3.59 7.5 u.co...
From the molar mass/pKa1/pKa2 values, how can I identify an unknown polyprotic acid? 217 1. Mass...
From the molar mass/pKa1/pKa2 values, how can I identify an
unknown polyprotic acid?
217 1. Mass of unknown acid (9) 2. Volume of NaOH at first equivalence point (ML) (from titration curve and derivative graph) 11.418 .C02055 002055 3. Moles of NaOH at first equivalence point. 4. Moles of unknown acid. 5. Molar mass of unknown acid (g/mol). 6. Experimental pka 1 7. Experimental pka 2 8. Identity of unknown acid 105 1.95 6.04 9. Theoretical molar mass of unknown...
IF YOUR LAST NAME STARTS WITH A LETTER BETWEEN J-R, USE THIS SAMPLE DATA Sample Data - Diprotic Acid Titration Initial Data Enter the concentration of NaOH used in the titration: 0.500 Enter the mass of unknown acid you used in grams. (g) 0.75 pH vs Volume Measurements Enter all of the following data as prompted by the data point number. You have UNKNOWN B. Data Point # Volume (mL) pH Data Point # pH Volume (mL) 17.97 1 0.00...
could you show calculations please .
ncentration of NaOH used in the titration: 0.500 1 of 1 ss of unknown acid you used in grams. (g) 0.75 PIVO Vuine Measurements Enter all of the following data as prompted by the data point number. You have UNKNOWN A. 4 5 8 Data Point # Volume (mL) pH Data Point # Volume (mL) pH 0.00 1.23 19 17.97 6.40 2 0.99 1.32 20 18.97 6.53 3 2.00 1.41 21 20.02 6.67 2.97...
Table 1. pH readings 12.00 (34.02. 12.58) 11.00 10.00 . 9.00 8.00 7.00 6.00 5.00 р 4.00 3.00 2.00 1.00 0.00 0.00 2.00 4.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 22.00 24.00 26,00 28.00 30.00 32.00 34.00 Volume (ml) Initial Data Enter the concentration of NaOH used in the titration: 0.500 Enter the mass of unknown acid you used in grams. (g) 0.75 pH vs Volume Measurements Enter all of the following data as prompted by the data...
Unknown Acid Number Mass of weighing paper Mass of weighing paper and unknown acid Concentration of NaOH solution 615978 1.6610g 0.10M 24.5481 12. 2674 m2 4.91 Volume of NaOH to reach the equivalence point Volume of NaOH at half of the equivalence point pH at half of the equivalence point CALCULATIONS Show all calculations. Mass of unknown acid •5013g Moles of NaOH to reach equivalence point .602453 mol Moles of unknown acid Molar mass (equivalent mass) of unknown acid pKa...
Please here is my lab questions for titration of weak acid. The
questions are very short. You have to determine the answers by just
looking at the graph based on the data points. Please give me the
answers of all of them. I would really appreciate. Please calculate
the molar mass question #7 as well. It will be of great help to
me.
Mass of the unknown acid: 0.2grams
Concentration of NaOH = 0.0500M
Formuld Bal pH of weak acid...
For each trial with the
unknown acid, calculate the following:
Here is my data:
2. For each trial with the unknown acid, calculate the following Trial 2 a. Moles of NaOH required to reach the equivalence point b. Moles of unknown acid in the beaker c. Molar mass of unknown acid Trial 3 a. Moles of NaOH required to reach the equivalence point b. Moles of unknown acid in the beaker c. Molar mass of unknown acid
molariity of NaOH is 0.09591 M
Font 1.1. Paragraph 4.1 .5. 1. .2 . 1.1 ...6 Table 1. Raw Data Trial 1 Trial 2 unknown acid un acid mass of unknown acid transferred to beaker(@) 0.589 0.556 concentration of NaOH titrant solution (M) equivalence point volume of NaOH titrant (mL) 26.67 ml 26.16 ml half-equivalence point volume of NaOH titrant (mL) 13.84 ml 13.08 ml half-equivalence point pH 4.91 pH 5.14 pH 1. Calculate the moles of NaOH delivered at...
6. a) If the titration of 2.729 g of an unknown triprotic acid requires 48.15 mL of 0.4012 M NaOH to reach the third equivalence point, what is the molar mass of this unknown acid? Show your work with units and correct significant figures. 7. If the second equivalence point in the titration of a diprotic acid is at 39.48 mL of strong base titrant added, at what volume is the? First half-equivalence point? Second half-equivalence point? 39.48 ml Second...
I need helo on question #12. I solved the problem but the
percent error is a large number. Are my calculations correct?
Titration of a weak unknown acid: Name: Noora Hamil Unknown acid A Mass of the Unknown acid: Volume NaOH added (letter or number on the unknown bottle) 0.19 Concentration of NaOH(aq):_01705 M рн 0.5 2.5 2.61 2.6u 2.67 2.69 2.73 2.77 2.81 2.86 2 .93 3.04 3.13 3.23 3.37 3 .5 u u.s 5:5 6.5 3.59 7.5 u.co...
From the molar mass/pKa1/pKa2 values, how can I identify an
unknown polyprotic acid?
217 1. Mass of unknown acid (9) 2. Volume of NaOH at first equivalence point (ML) (from titration curve and derivative graph) 11.418 .C02055 002055 3. Moles of NaOH at first equivalence point. 4. Moles of unknown acid. 5. Molar mass of unknown acid (g/mol). 6. Experimental pka 1 7. Experimental pka 2 8. Identity of unknown acid 105 1.95 6.04 9. Theoretical molar mass of unknown...
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