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Removing students from the roster

It would be very convenient to allow instructors to remove students who dropped the class from the roster.

Created 09 Apr 00:25

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SECOND CHANCE PLEASE

why only a once submitting ??

Created 08 Apr 17:53

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lab flow will not allow me to submit my lab it says it has trouble grading it , its due at 11:59 ca anyone help?

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Created 31 Mar 04:40

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Grade update in inactive course

I wanted to know if it's possible to do a grade update in an inactive course, please.

Created 29 Mar 04:37

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Change how pictures are uploaded or create a way for those questions to be autograded.

I have to individually grade each of the picture submissions for a lab and the way each photo fits onto the screen which is so zoomed in that it is pointless to scroll around to look at the answer. When I click on an individual photo to zoom in, i...

Created 24 Feb 19:11

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Caffeine melting point? Too hard to measure as it sublimes

I have done isolation of caffeine from tea leaves for more than 15 labs. We don't recrystallize it nor measure its melting point. We do sublimation with a hot plate, crude sample in a petri dish. We place several wet paper towels and a buckle of i...

Created 13 Feb 00:11

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Provisonal data

In the Chemistry Glassware Techniques and Measurement experiment you forgot to include the temperature and corresponding density of the water in the provsional data. Then students can calculate percent error between the burette and graduated cylin...

Created 12 Feb 00:44

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Scientific Notation vs Standard Notation

Consider the reversible dissolution of lead(II) chloride. PbCl2(s)−⇀↽−Pb2+(aq)+2Cl−(aq)PbClX2(s)↽−−⇀PbX2+(aq)+2ClX−(aq) Suppose you add 0.2400 g of PbCl2(s)PbClX2(s)to 50.0 mL of water. When the solution reaches equilibrium, you find that the conc...

Created 02 Feb 19:05

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Not use examples of emotionally/verbally abusive management for hypothetical lab scenarios

The language in the NMR spectroscopy lab, specifically where the scenario starts and explains that the new supervisor Tim Smith is irate - is absurd.This normalizes mistreatment and emotional abuse of employees in workplaces. It makes me directly ...

Created 27 Nov 22:03

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Stoichiometry prelab quiz mistake

I think there is a mistake in the molar mass provided for lead iodide, question 2, stoichiometry prelab quiz. It is listed as 416.00 and should be 461.00 g

Created 21 Oct 16:15

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