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help with 4 and 5
Calculations (Show all work for full credit.) 1. For each trial,...
В. Titration of KHP Trial 1 Trial 2 Trial 3 Trial 4 0.321ps 0.00 mL 20mL...
В. Titration of KHP Trial 1 Trial 2 Trial 3 Trial 4 0.321ps 0.00 mL 20mL Q302. 0.334 0.00 mL .10 mL v.O mL 0.328 O.00 mL Ke.20 mL 0.20 mL 1. Mass of KHP T-00 mL Initial buret reading 2. 510 5 10 mL Final buret reading 3. mL .20 ml. 4. Volume NaOH used Moles KHP used 5. mol mol mol mol 6. Moles NaOH used mol mol mol mol 7 Molarity of NaOH M. М М 8....
please help! Please show all your calculations for the following problems: Problem 1: Standardization ofa NaOH...
please help!
Please show all your calculations for the following problems: Problem 1: Standardization ofa NaOH Solution with Potassium Hydrogen Phthalate (KHP) Please process with the calculations based on the data collected during an experiment done by a student Trial 3 Trial 2 Trial 1 0.42 0.42 0.42 Mass of KHP (g) Initial buret reading (mL) Final buret reading (mL) Volume of NaOH used (mL) 50 50 50 39.1 39.8 39.5 10.9 0-311L 10.5 0.315 L 0.2 O-398 L Volume...
Find: Moles of NaOH (mol) Volume of NaOH (L) Molarity of NaOH mol/L Average Molarity Deviation...
Find:
Moles of NaOH (mol)
Volume of NaOH (L)
Molarity of NaOH mol/L
Average Molarity
Deviation from mean
Average deviation
Percent Relative Average Deviation
Weighing Results for Part A Trial 1 Trial 2 Trial 3 In al 4 Mass of conical flask + KHp/g 93.228 g Mass of conical flask/g Mass of KHp/g 92. 185 g 0.443 g ^ 86.554 85.911 1 0.363 g g g | 93.242 g 92.785 g 0.457 86.345 g 85.991g 10.354g Titration Results for Part...
I need help with question #1 and 2 under Post Lab based on the Data Table...
I need help with question #1 and 2 under Post Lab
based on the Data Table 1. I appreciate the help.
4. Complete Data Table 1. The neutralization reaction between HP and NaOH : 1o Espon por Adobe PDF KHC,H,O (aq) + NaOH(aq) + KNBCH40 (aq) + H301) Data Table 1. Standardization of NaOH solution Trial 1 Trial 2 Trial Volume of 0.500 M KHP, ml 41.552mL 41.276m 39.169 mL Buret reading before titration, mi. 2.00 2.00 ML 2.00ml Buret...
I know, the answers but don’t know how to show my work for the questions below,...
I know, the answers but don’t
know how to show my work for the questions below, someone please
help!
Experiment 17A (43 of 127) Experiment 17A: Standardizing a Solution of Sodium Hydroxide Flask Trial 1 Trial 2 Initial Buret Reading, ml 0.00 mL 15.45 mL Final Buret Reading, mL 15.45 mL 30.00 mL 14.55ml Volume NaOH dispensed 15.45 ml Grams of KHP 0.785 g 0.736 g Moles of KHP Molar Mass of KHP = 204.23 g/mol 0.00384 0.00360 0.00360 0.247...
Please find the avg Molarity and standard deviation. Thank you. And show calculations. ?? Laboratory Experiment...
Please find the avg Molarity and standard deviation. Thank
you. And show calculations.
?? Laboratory Experiment . Concentration of Unknown Acid piosnsll) noibuloa bios pios Trial 3 Trial 1 Trial 2 olume of unknown acid Average molarity of NaOH from above mL of NaOH at equivalence point Molarity of unknown acid Average molarity (show calculations) (HOM M GM standard deviation- Sc
stuck on nimbers 5-10 that are blank. please help B. Molar Concentration of an Acid Solution...
stuck on nimbers 5-10 that are blank. please help
B. Molar Concentration of an Acid Solution Acid type, HA or H.A: PA Unknown No. mol NaOH =23 till mass mm + 40 mm Balanced equation for neutralization of acid with NaOH. 1. Volume of acid solution (mL) 2. Buret reading of NaOH, initial (mL) Sample 1 Sample 2 Sample 3 25.0 25.0 25.0 15.7mL 16. 2mL 16.7mL 39,8 ml 40.0mL 40.8ml 24.1mL 23.8mL 24.1mL mor & Avg= 24L 3. Buret...
question 1-3 Page 4 of 4 Part B: Determination of Ascorbic Acid Trial 1 Trial 2...
question 1-3
Page 4 of 4 Part B: Determination of Ascorbic Acid Trial 1 Trial 2 % Ascorbic acid 44.4 % 44.8% 46.9. (747-777² ($9,8-977% (768-787 = 2.5 Trial 3 Average and standard deviation QUESTIONS 1. A student consistently over titrates to a bright pink endpoint. How would this affect a) the precision in part A? b) the accuracy in part A? c) the % ascorbic acid determination (i.e. will it be too high or too low?), Data and Calculations:...
5-10 molar concentration of NaOH solution is 0. 128 B. Molar Concentration of an Acid Solution Acid type HA HA H...
5-10
molar concentration of NaOH solution is 0. 128
B. Molar Concentration of an Acid Solution Acid type HA HA HA Unknown No. Balanced equation for beutralization of acid with NaOH. 25.0 25.0 25.0 1. Volume of acid solution (m) 2 Buret reading of NaOH, initial (L.) 3. Buret reading of NaOH,final (mL) 4. Volume of NaOH dispensed (m) 5. Molar concentration of NaOH (MOVL). Part A 6. Moles of NaOH dispensed (mol) 7. Molar concentration of acid solution (mol/L)...
i need help answering the table by tonight for my test!! thank you!! Trial 1 Prelaboratory...
i need help answering the table by tonight for my test!! thank
you!!
Trial 1 Prelaboratory Assignment 1. What is the primary standard used in this experiment? What is the molar mass of the primary standard? 2. Use the chemical formula for the primary standard to write the chemical reaction for the standardization of potassium permanganate. 3. What will indicate the endpoint of the titration? 4. A 0.495 g sample of iron containing salt required 20.22 mL of 0.0194 M...
В. Titration of KHP Trial 1 Trial 2 Trial 3 Trial 4 0.321ps 0.00 mL 20mL Q302. 0.334 0.00 mL .10 mL v.O mL 0.328 O.00 mL Ke.20 mL 0.20 mL 1. Mass of KHP T-00 mL Initial buret reading 2. 510 5 10 mL Final buret reading 3. mL .20 ml. 4. Volume NaOH used Moles KHP used 5. mol mol mol mol 6. Moles NaOH used mol mol mol mol 7 Molarity of NaOH M. М М 8....
please help!
Please show all your calculations for the following problems: Problem 1: Standardization ofa NaOH Solution with Potassium Hydrogen Phthalate (KHP) Please process with the calculations based on the data collected during an experiment done by a student Trial 3 Trial 2 Trial 1 0.42 0.42 0.42 Mass of KHP (g) Initial buret reading (mL) Final buret reading (mL) Volume of NaOH used (mL) 50 50 50 39.1 39.8 39.5 10.9 0-311L 10.5 0.315 L 0.2 O-398 L Volume...
Find:
Moles of NaOH (mol)
Volume of NaOH (L)
Molarity of NaOH mol/L
Average Molarity
Deviation from mean
Average deviation
Percent Relative Average Deviation
Weighing Results for Part A Trial 1 Trial 2 Trial 3 In al 4 Mass of conical flask + KHp/g 93.228 g Mass of conical flask/g Mass of KHp/g 92. 185 g 0.443 g ^ 86.554 85.911 1 0.363 g g g | 93.242 g 92.785 g 0.457 86.345 g 85.991g 10.354g Titration Results for Part...
I need help with question #1 and 2 under Post Lab
based on the Data Table 1. I appreciate the help.
4. Complete Data Table 1. The neutralization reaction between HP and NaOH : 1o Espon por Adobe PDF KHC,H,O (aq) + NaOH(aq) + KNBCH40 (aq) + H301) Data Table 1. Standardization of NaOH solution Trial 1 Trial 2 Trial Volume of 0.500 M KHP, ml 41.552mL 41.276m 39.169 mL Buret reading before titration, mi. 2.00 2.00 ML 2.00ml Buret...
I know, the answers but don’t
know how to show my work for the questions below, someone please
help!
Experiment 17A (43 of 127) Experiment 17A: Standardizing a Solution of Sodium Hydroxide Flask Trial 1 Trial 2 Initial Buret Reading, ml 0.00 mL 15.45 mL Final Buret Reading, mL 15.45 mL 30.00 mL 14.55ml Volume NaOH dispensed 15.45 ml Grams of KHP 0.785 g 0.736 g Moles of KHP Molar Mass of KHP = 204.23 g/mol 0.00384 0.00360 0.00360 0.247...
Please find the avg Molarity and standard deviation. Thank
you. And show calculations.
?? Laboratory Experiment . Concentration of Unknown Acid piosnsll) noibuloa bios pios Trial 3 Trial 1 Trial 2 olume of unknown acid Average molarity of NaOH from above mL of NaOH at equivalence point Molarity of unknown acid Average molarity (show calculations) (HOM M GM standard deviation- Sc
stuck on nimbers 5-10 that are blank. please help
B. Molar Concentration of an Acid Solution Acid type, HA or H.A: PA Unknown No. mol NaOH =23 till mass mm + 40 mm Balanced equation for neutralization of acid with NaOH. 1. Volume of acid solution (mL) 2. Buret reading of NaOH, initial (mL) Sample 1 Sample 2 Sample 3 25.0 25.0 25.0 15.7mL 16. 2mL 16.7mL 39,8 ml 40.0mL 40.8ml 24.1mL 23.8mL 24.1mL mor & Avg= 24L 3. Buret...
question 1-3
Page 4 of 4 Part B: Determination of Ascorbic Acid Trial 1 Trial 2 % Ascorbic acid 44.4 % 44.8% 46.9. (747-777² ($9,8-977% (768-787 = 2.5 Trial 3 Average and standard deviation QUESTIONS 1. A student consistently over titrates to a bright pink endpoint. How would this affect a) the precision in part A? b) the accuracy in part A? c) the % ascorbic acid determination (i.e. will it be too high or too low?), Data and Calculations:...
5-10
molar concentration of NaOH solution is 0. 128
B. Molar Concentration of an Acid Solution Acid type HA HA HA Unknown No. Balanced equation for beutralization of acid with NaOH. 25.0 25.0 25.0 1. Volume of acid solution (m) 2 Buret reading of NaOH, initial (L.) 3. Buret reading of NaOH,final (mL) 4. Volume of NaOH dispensed (m) 5. Molar concentration of NaOH (MOVL). Part A 6. Moles of NaOH dispensed (mol) 7. Molar concentration of acid solution (mol/L)...
i need help answering the table by tonight for my test!! thank
you!!
Trial 1 Prelaboratory Assignment 1. What is the primary standard used in this experiment? What is the molar mass of the primary standard? 2. Use the chemical formula for the primary standard to write the chemical reaction for the standardization of potassium permanganate. 3. What will indicate the endpoint of the titration? 4. A 0.495 g sample of iron containing salt required 20.22 mL of 0.0194 M...
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