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4. What is the relative uncertainty in dispensing 20.00 mL from buret it the initial reading...
1.Final Buret Reading 24 mL 2.Final Buret Reading 26.5 mL 3.Final Buret Reading: 27.4 mL INITIAL...
1.Final Buret Reading 24 mL 2.Final Buret Reading 26.5 mL 3.Final Buret Reading: 27.4 mL INITIAL READING IS O ML FOR ALL Molarity of NaOH-1 mole Molarity of 0.25 M NaOH x 50 mL/ 10-Acid vol. 0.25 1. 15.0 mL of standardized 0.25 M NaOH solution was used to titrate a 20.0 mlL sample of unknown concentration. Calculate the molar concentration of HC2H30 in vinegar. Show all calculations and pay careful attention to significant figures.
Please help break down 1. Molaroty unknown, mmol/ml 2. Average molarity of unknown 3. Relative average...
Please help break down
1. Molaroty unknown, mmol/ml
2. Average molarity of unknown
3. Relative average deviation
20.000ル 20.00ル 26001c volume of NaOH used, mL Molarity of NaOH, mmol/ml Average molarity of unknown Relative average deviation B、Titration of Unknown Acid Number of unknown acid: O.990 Molarity of NaOH: (average from Part A) Final -nha Trial 1 Trial 4 A Initial buret reading, ml ゆFinal buret reading, mL 0.00 mし000ML LOON 22-V0 ML aa·3DM.23.GHU C Volume of NaOH used, mL. 20.00...
MULTILURIC ACID Volume of HCI Final Buret Reading Trial #1 10 ml 17ml 0. 3m1 16.7ml Trial #2 10 ml 16.9m 0.6ml 16...
MULTILURIC ACID Volume of HCI Final Buret Reading Trial #1 10 ml 17ml 0. 3m1 16.7ml Trial #2 10 ml 16.9m 0.6ml 16.2ml Initial Buret Reading Volume of NaOH Added Calculate the exact concentration of the hydrochloric acid. Determine the concentration from each trial and determine the average. 0.199. Na othe moc PART III. TITRATION OF SULFURIC ACID Trial #2 Trial #1 10 10 mi Volume of H, SO Final Buret Reading Initial Buret Reading Volume of NaOH Added 0.7ml...
I TU liter of solution. Bnel 2. What is the uncertainty in a 100 mL buret?...
I TU liter of solution. Bnel 2. What is the uncertainty in a 100 mL buret? 3. The density of a solution is 1.41 g/mL. If we have 27.5 grams of this solution calculate its volume. Show all work. D = 2 2 2 = 1,4181 mL Come to Pont o v od20.8 v = 19.5 ml vode n aravnom 4. If 13 out of every 180 students wear glasses, calculate the percent of students who wear glasses. Show all...
"Trial #1 Trial W2 Common Ion Effect Volume ofCa(OH)2 Initial Buret Reading Final Burt Reading 00...
hcl
concentration .5050 M
"Trial #1 Trial W2 Common Ion Effect Volume ofCa(OH)2 Initial Buret Reading Final Burt Reading 000M( -1 pt.) 32,go 13.95m 38.alm GAIm( soml 5.04mL Volurne HCI Delivered (4 pts.) Solubility (M) (4 pts.) Sample calculation of experimental molar solubility of Ca(O) in 0.2 M CaCl for Trial 1 Does your experimental solubility result for the common ion effect agree with your prediction (Question 4) of the common ion effect on this reaction? Explain. If you did...
Data Standard solution: NaOH concentration 0.25 M Volume of HCl used (Va) Initial NaOH buret reading...
Data Standard solution: NaOH concentration 0.25 M Volume of HCl used (Va) Initial NaOH buret reading Final NaOH buret reading Volume of NaOH used (Vb) Concentration of HCl (Ma) 10.00 ml 2.00 ml 16.10 ml 14.10 ml Determine the Molarity (concentration) of HCI using the data you collected and the titration formula. (The concentration of the NaOH used was 0.25M) Record your answer on your data form. United States Focus 17. It takes 75ml of a 2.5M HCl solution to...
Questions: A. From the standardization data, calculate the molarity of the sodium hydroxide solution for each...
Questions:
A. From the standardization data, calculate the molarity of the
sodium hydroxide solution for each trail. Average the values and
enter the average in the Standardization Data Table.
B. From the equivalent mass data, calculate the equivalent mass
of the unknown acid for each trial. Average the values and enter
the average in the Equivalent Mass Data Table.
Acid-Base Titrations continued Standardization Data Table Trial 1 Trial 2 Trial 3 Mass KHP Final Volume, mL Initial Volume, ml Volume...
3. If you pipet 10.00 mL of the solution you made in Question #2 into a...
3. If you pipet 10.00 mL of the solution you made in Question #2 into a test tube and then you pipet 10.00 mL of deionized water into the same tube. After stirring, what is the Allura Red concentration of the new solution you've made? Hint: use at least 2 extra significant figures from your answer to question #2 to calculate this answer to avoid rounding errors. Your final answer willl be reported to the correct number of sf. This...
Procedure 1. Label four 50.0 mL volumetric flasks.)! through 4 2. Using a buret, add 10.00 ml of ...
Procedure 1. Label four 50.0 mL volumetric flasks.)! through 4 2. Using a buret, add 10.00 ml of 2.00x10'MFeNO)D solution to each of the flasks 3. Using a buret, add 1.00 mL. 2.00 mL, 3.00 mL, and 4.00 mL of 2.00x 10 MKSCN 4. Fill each flask to the mark with 0.10 M HNO, solution. Stopper each flask and invert 5. Measure the absorbance of each solution at a wavelength of 447 nm (the absorbance reterred to in step 1...
PRELAB QUESTIONS (RESPOND ON A SEPARATE SHEET OF PAPER): 1. Assume that a drop has a...
PRELAB QUESTIONS (RESPOND ON A SEPARATE SHEET OF PAPER): 1. Assume that a drop has a volume of 0.05 mL. If a titration requires 30.00 mL for 2. For a tablet containing 500 mg of vitamin C, calculate how many mL of 0.095 M NaOH 3. For a tablet containing 1000 mg of vitamin C, calculate the minimum concentration of completion, what % error will each extra drop over 30.00 mL cause? are required (molar mass of ascorbic acid is...
1.Final Buret Reading 24 mL 2.Final Buret Reading 26.5 mL 3.Final Buret Reading: 27.4 mL INITIAL READING IS O ML FOR ALL Molarity of NaOH-1 mole Molarity of 0.25 M NaOH x 50 mL/ 10-Acid vol. 0.25 1. 15.0 mL of standardized 0.25 M NaOH solution was used to titrate a 20.0 mlL sample of unknown concentration. Calculate the molar concentration of HC2H30 in vinegar. Show all calculations and pay careful attention to significant figures.
Please help break down
1. Molaroty unknown, mmol/ml
2. Average molarity of unknown
3. Relative average deviation
20.000ル 20.00ル 26001c volume of NaOH used, mL Molarity of NaOH, mmol/ml Average molarity of unknown Relative average deviation B、Titration of Unknown Acid Number of unknown acid: O.990 Molarity of NaOH: (average from Part A) Final -nha Trial 1 Trial 4 A Initial buret reading, ml ゆFinal buret reading, mL 0.00 mし000ML LOON 22-V0 ML aa·3DM.23.GHU C Volume of NaOH used, mL. 20.00...
MULTILURIC ACID Volume of HCI Final Buret Reading Trial #1 10 ml 17ml 0. 3m1 16.7ml Trial #2 10 ml 16.9m 0.6ml 16.2ml Initial Buret Reading Volume of NaOH Added Calculate the exact concentration of the hydrochloric acid. Determine the concentration from each trial and determine the average. 0.199. Na othe moc PART III. TITRATION OF SULFURIC ACID Trial #2 Trial #1 10 10 mi Volume of H, SO Final Buret Reading Initial Buret Reading Volume of NaOH Added 0.7ml...
I TU liter of solution. Bnel 2. What is the uncertainty in a 100 mL buret? 3. The density of a solution is 1.41 g/mL. If we have 27.5 grams of this solution calculate its volume. Show all work. D = 2 2 2 = 1,4181 mL Come to Pont o v od20.8 v = 19.5 ml vode n aravnom 4. If 13 out of every 180 students wear glasses, calculate the percent of students who wear glasses. Show all...
hcl
concentration .5050 M
"Trial #1 Trial W2 Common Ion Effect Volume ofCa(OH)2 Initial Buret Reading Final Burt Reading 000M( -1 pt.) 32,go 13.95m 38.alm GAIm( soml 5.04mL Volurne HCI Delivered (4 pts.) Solubility (M) (4 pts.) Sample calculation of experimental molar solubility of Ca(O) in 0.2 M CaCl for Trial 1 Does your experimental solubility result for the common ion effect agree with your prediction (Question 4) of the common ion effect on this reaction? Explain. If you did...
Data Standard solution: NaOH concentration 0.25 M Volume of HCl used (Va) Initial NaOH buret reading Final NaOH buret reading Volume of NaOH used (Vb) Concentration of HCl (Ma) 10.00 ml 2.00 ml 16.10 ml 14.10 ml Determine the Molarity (concentration) of HCI using the data you collected and the titration formula. (The concentration of the NaOH used was 0.25M) Record your answer on your data form. United States Focus 17. It takes 75ml of a 2.5M HCl solution to...
Questions:
A. From the standardization data, calculate the molarity of the
sodium hydroxide solution for each trail. Average the values and
enter the average in the Standardization Data Table.
B. From the equivalent mass data, calculate the equivalent mass
of the unknown acid for each trial. Average the values and enter
the average in the Equivalent Mass Data Table.
Acid-Base Titrations continued Standardization Data Table Trial 1 Trial 2 Trial 3 Mass KHP Final Volume, mL Initial Volume, ml Volume...
3. If you pipet 10.00 mL of the solution you made in Question #2 into a test tube and then you pipet 10.00 mL of deionized water into the same tube. After stirring, what is the Allura Red concentration of the new solution you've made? Hint: use at least 2 extra significant figures from your answer to question #2 to calculate this answer to avoid rounding errors. Your final answer willl be reported to the correct number of sf. This...
Procedure 1. Label four 50.0 mL volumetric flasks.)! through 4 2. Using a buret, add 10.00 ml of 2.00x10'MFeNO)D solution to each of the flasks 3. Using a buret, add 1.00 mL. 2.00 mL, 3.00 mL, and 4.00 mL of 2.00x 10 MKSCN 4. Fill each flask to the mark with 0.10 M HNO, solution. Stopper each flask and invert 5. Measure the absorbance of each solution at a wavelength of 447 nm (the absorbance reterred to in step 1...
PRELAB QUESTIONS (RESPOND ON A SEPARATE SHEET OF PAPER): 1. Assume that a drop has a volume of 0.05 mL. If a titration requires 30.00 mL for 2. For a tablet containing 500 mg of vitamin C, calculate how many mL of 0.095 M NaOH 3. For a tablet containing 1000 mg of vitamin C, calculate the minimum concentration of completion, what % error will each extra drop over 30.00 mL cause? are required (molar mass of ascorbic acid is...
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