Lab 1a - Hi everyone I have received some questions...

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Hi everyone! I have received some questions regarding lab 1a. Here I’d like to clarify them as well as give some directions. Lab 1a. Physical constants. I would like you to fill the following table Compound name Structure Molecular weight * Which brands contain the ingredient? Safety considerations (if any) Iodine I–I 254 Aspirin * – please note that in this course we omit fractional part of molecular weights values; You should include analgesic drugs and solvents used in this lab. Don’t forget that you will also deal with iodine (where?). What safety considerations apply to iodine? Structures can be drawn either by hand or using ChemBioDraw software (available in the library; you may also download it free of charge: http://www.library.arizona.edu/search/articles/dbDetail.php? shortname=chemoffice ) Lab 1a. General remarks. We need 2 significant digits for R f values. For example: R f = 0.34. That is why you will have to measure distances accurate within millimeters (for example, “the
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Lab 1a - Hi everyone I have received some questions...

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