Fall 2004 CH455/6 Lab Report Title Page Student Use Name: Class TA: Lab Partners (if any): Makeup TA (if any): Class TA Use Prelab Quiz Score (out of 3): Lab finished: (TA signature required before student leaves lab) Experiment Date: Report Due Date: Due 9 / 9:30 am; 2 pm; Time: 5 pm; 7 pm Report Received Date: Time: Initials: Grading Report Grade (/15) : Late penalty (/15) : Report inc. penalty (/15) : Regrade (/13.5) : Final Grade (/15) (includes penalty & regrade): Preparation of an NaOH Standard Solution using Direct Titration Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations, identify any unknowns, report the average with appropriate significant figures, standard deviation, %RSD and 90% confidence interval and answer the discussion questions. Don't forget to include your conclusion section. Concentration of analyte in unknown sample Average ± Std Dev %RSD Average ± 90% confidence interval Standardized NaOH concentration ± ± Identify your NaOH starting solution Unknown HCl concentration ± ± Identify your HCl unknown
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Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Preparation of an NaOH Standard Solutionusing Direct Titration
Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures, standard deviation, %RSD and90% confidence interval and answer the discussion questions. Don't forget to include your conclusion section.
Concentration of analyte inunknown sample Average ± Std Dev %RSD Average ±
90%confidence
interval
Standardized NaOHconcentration ± ±
Identify your NaOH starting solution
Unknown HCl concentration ± ±
Identify your HCl unknown
Preparation of an NaOH Standard Solution using Direct Titration
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 2Results/Accuracy / 4Discussion & Conclusions / 3Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Determination of Aspirin using Back titrationYour report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures, standard deviation, %RSD and90% confidence interval and answer the discussion questions. Don't forget to include your conclusion section.
Average ± Std Dev %RSD Average ±90%
confidenceinterval
Your HCl concentration± ±
Measured aspirin mass pertablet ± ±
Manufacturer’s stated aspirin mass per tablet
Identify your aspirin sample
Determination of Aspirin using Back titration
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 3Results/Accuracy / 3Discussion & Conclusions / 3Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Potentiometric titration of a HCl–H3PO4 mixtureYour report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures and answer the discussionquestions. Don't forget to include your conclusion section. Include all graphs mentioned in this dataanalysis in your lab report.
Average
HCl concentration in unknown
H3PO4 concentration in unknown
Letter identifying your unknown
Potentiometric titration of a HCl–H3PO4 mixture
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 3Results/Accuracy / 3Discussion & Conclusions / 3Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Determination of Water Hardnessusing Complexometric titration
Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures, standard deviation, %RSD and90% confidence interval and answer the discussion questions. Don't forget to include your conclusion section.
Concentration of analyte inunknown sample Average ± Std Dev %RSD Average ±
90%confidence
interval
Total hardness(ppm CaCO3 equiv) ± ±
Calcium hardness(ppm Ca) ± ±
Magnesium hardness(ppm Mg) ± ±
Identify the source of your water sample:
Do you have any official information aboutyour sample? Give values and cite source.
Determination of Water Hardness using Complexometric titration
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
An Investigation of Electrochemistry, usingChronoamperometry and Cyclic Voltammetry
Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures and answer the discussionquestions. Don't forget to include your conclusion section. Include copies of your CV andchronoamperometry traces, and all graphs mentioned in this data analysis in your lab report.
Formal reduction potential E˚
Experimental half-wave potential E1/2
Number of electrons in the redox process
Diffusion coefficient (Cottrell Eq.)
Diffusion coefficient (Randles-Sevcik Eq.)
Unknown chemical label: Chemical identity:
Unknown chemical label: Chemical identity:
Unknown chemical label: Chemical identity:
An Investigation of Electrochemistry, usingChronoamperometry and Cyclic Voltammetry
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Gas Chromatography: Analysis of Recreational AlcoholYour report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures, standard deviation, %RSD and90% confidence interval and answer the discussion questions. Don't forget to include your conclusion section.Include representative copies (copies, not originals) of your standard and unknownchromatograms in your lab report.
Concentration of analyte inunknown sample Average ± Std Dev %RSD Average ±
90%confidence
interval
Ethyl acetate ± ±
1-propanol ± ±
2-methyl-1-propanol ± ±
2-methyl-1-butanol ± ±
3-methyl-1-butanol ± ±
Identify your alcohol sample:
Gas Chromatography: Analysis of Recreational Alcohol
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
HPLC Analysis of the Capsaicin content of Hot SauceYour report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures and answer the discussionquestions. Don't forget to include your conclusion section. Include representative copies of yourstandard and unknown chromatograms, and all graphs mentioned in this data analysis, in yourlab report.
Concentration of analytein unknown sample
Average
Total capsaicinoids concentration in sample
Capsaicin concentration in sample
Dihydrocapsaicin concentration in sample
Total Heat rating for your hot sauce
Identify your hot sauce
HPLC Analysis of the Capsaicin content of Hot Sauce
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Capillary Electrophoresis:Microscale separation of Vitamins
Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures, standard deviation, %RSD and90% confidence interval and answer the discussion questions. Don't forget to include your conclusion section.Include representative chromatograms in your lab report.
Average ± Std Dev %RSD Average ±90%
confidenceinterval
Electroosmotic flow rate± ±
Cyanocobalamin Nicotinic Acid Thiamine HCl
Observed mobility for each species
Number of moles of each component
injected by hydrodynamic injection
Number of moles of each component
injected by electrostatic injection
Capillary Electrophoresis: Microscale separation of Vitamins
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Spectrophotometric simultaneous determinationof the Mn & Cr in Steel
Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures, standard deviation, %RSD and90% confidence interval and answer the discussion questions. Don't forget to include your conclusion section.Include representative copies of your standard and unknown spectra, and all graphs mentionedin this data analysis, in your lab report.
Concentration of analyte inunknown sample Average ± Std Dev %RSD Average ±
90%confidence
interval
Weight percent of Mnin your steel sample ± ±
Weight percent of Crin your steel sample ± ±
Identify your steel sample:
Spectrophotometric simultaneous determinationof the Mn & Cr in Steel
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Spectrofluorimetric Determination of Quininein Tonic water & Urine
Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures and answer the discussionquestions. Don't forget to include your conclusion section. Include representative copies of yourstandard and unknown spectra, and all graphs mentioned in this data analysis, in your labreport.
Quinine Concentration in tonic water
Quinine Concentration in urine sample
Identify your Tonic water sample:
Time between consumption and detection:
Spectrofluorimetric Determination of Quininein Tonic water & Urine
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Fourier Transform Infrared (FTIR):Analysis of Carbon Monoxide in Automobile Exhaust
Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures and answer the discussionquestions. Don't forget to include your conclusion section. Include representative copies of yourstandard and unknown spectra, and all graphs mentioned in this data analysis, in your labreport.
% CO pressure in your cold start sample
% CO pressure in your idling sample
Identify the source of your exhaust sample:
Does this vehicle pass the emission test?
Fourier Transform Infrared (FTIR):Analysis of Carbon Monoxide in Automobile Exhaust
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
Fall 2004 CH455/6 Lab Report Title PageStudent Use
Name: Class TA:
Lab Partners (if any): Makeup TA (if any):
Class TA UsePrelab Quiz Score (out of 3): Lab finished:
(TA signature required before student leaves lab)
Experiment Date: Report Due Date:Due 9 / 9:30 am; 2 pm;Time: 5 pm; 7 pm
Report Received
Date: Time: Init ials:Grading
Report Grade (/15): Late penalty (/15): Report inc. penalty (/15):
Regrade (/13.5): Final Grade (/15) (includes penalty & regrade):
Analytical atomic absorption/emission:Determination of trace minerals in a carbonated beverage
Your report should follow the Lab Report format listed earlier in this manual. Show samples of all calculations,identify any unknowns, report the average with appropriate significant figures, standard deviation, %RSD and90% confidence interval and answer the discussion questions. Don't forget to include your conclusion section.Include all graphs mentioned in this data analysis, in your lab report.
Calcium in Coke™ by AA Average ± Std Dev %RSD Average ±90%
confidenceinterval
Determinedby calibration curve ± ±
Determinedby standard additions ± ±
Sodium in beveragesby AE
Average ± Std Dev %RSD Average ±90%
confidenceinterval
Measured in Coke™ ± ±
Measured in Pepsi™ ± ±
Na in Coke™ off the label Na in Pepsi™ off the label
Analytical atomic absorption:Determination of trace minerals in a carbonated beverage
Report Grading BreakdownYour
Score / Out of apossible
Pre-lab Quiz / 3Calculations/Data Analysis / 4Results/Accuracy / 1Discussion & Conclusions / 4Presentation/Impression / 3Subtractions
TOTAL / 15
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