Chem 110 / 154 Online Exp: Spectroscopy
First read the
Spectroscopy experiment in the
lab manual.
Focus on the Introduction (all 10 pages), Treatment of Results, and Sample Problems. You may omit the Procedure as you are not performing the actual experiment, and as you will be watching the experiment being performed in three videos.
Then watch the five videos for this experiment.
Please watch them in the order of: (1) PreLab Talk, (2) The Experiment Part 1 (3) The Experiment Part 2, (4) The Experiment Part 3, and (5) Calculations.
Either click on the video title or picture shown below to watch the video in YouTube. A quality-setting of 720p is usually available.
When finished with the videos, you will need to obtain the lab report sheet, your raw data, and print out the page of absorption spectra. You will also need to download the Excel file "SPC Standard Calibration Graph". Then perform calculations and submit your completed report.
Finally, you will need to take the ONLINE QUIZ using eLearn. Check in eLearn to see when the quiz closes for your section.
See below for further instructions.
Focus on the Introduction (all 10 pages), Treatment of Results, and Sample Problems. You may omit the Procedure as you are not performing the actual experiment, and as you will be watching the experiment being performed in three videos.
Then watch the five videos for this experiment.
Please watch them in the order of: (1) PreLab Talk, (2) The Experiment Part 1 (3) The Experiment Part 2, (4) The Experiment Part 3, and (5) Calculations.
Either click on the video title or picture shown below to watch the video in YouTube. A quality-setting of 720p is usually available.
When finished with the videos, you will need to obtain the lab report sheet, your raw data, and print out the page of absorption spectra. You will also need to download the Excel file "SPC Standard Calibration Graph". Then perform calculations and submit your completed report.
Finally, you will need to take the ONLINE QUIZ using eLearn. Check in eLearn to see when the quiz closes for your section.
See below for further instructions.
| Video 1: PreLab Talk (14:09) |
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| Videos 2 - 4: The Experiment in Three Parts | ||
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Part 1 analyte (19:53) |
Part 2
standards (10:12) |
Part 3 spectra (5:33) |
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| Video 5: Calculations (9:47) |
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Lab Report Sheet
The lab report sheet can be completed either in electronic or paper-hardcopy format. Please follow your lab instructor's own preference. A paper hardcopy of this report sheet may have already been given to you during a previous in-lab session at Capilano University. It is also available for printing at home using this link: Paper Format:  An electronic version of the report sheet is available as a PDF form and is accessed using this link: Electronic Format: If using the electronic format, be advised that it is easier to use on a computer verus a mobile device. An app will be required to fill a PDF form on a mobile device. The free app PDFelement is demonstrated here and may be downloaded for either Apple or Android devices. If using the electronic format, fill out all shaded cells and save your work regularly to prevent accidental loss. |
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Raw
Data Obtain your raw data by clicking on your lab section/group. The concentration of stock KMnO4 is 0.0200 M for all students.
Obtain and print your graph by clicking on your locker number.
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SPC Standard Calibration Graph Excel File Your lab instructor might have already emailed the required file to you. It can also be downloaded by clicking on the link or icon below. Once downloaded, open in Excel and use as instructed in the Treatment of Results section of the lab manual. link to MS-Excel file  Please note that this file does not work properly in Apple Numbers. You must be using MS-Excel. If you do not have MS-Excel at home, note that all CapU students have access to MS-Office 365 apps, as described by clicking on the link or icon below. All on-campus computers are also equipped with Excel. link to Office 365 apps for CapU  |
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Calculations Please refer to your lab manual and video #5 above. |
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Submission of Completed Lab
Report As noted in the lab manual, there is the lab report sheet, 1-page absorption spectra sheet, and 1-page standard calibration graph to submit. If submitting a paper hardcopy, please have all items stapled together. Please submit your completed lab report in the manner and time specified by your lab instructor. This could require handing in the paper report sheet in person at your next in-lab session at Capilano University, or submitting it in person at the drop-box in the hallway outside of the lab room by a certain deadline. For the electronic format, you could be requested to submit via email or Moodle or the eLearn website. If unsure, please email your lab instructor for guidance. |
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ONLINE QUIZ Please login to your eLearn account for CapU and locate the quiz for this experiment. You will have a limited amount of time to complete the quiz once you begin. |
