l the material(s) described on the module page before you take the quiz Have you
ID: 550876 • Letter: L
Question
l the material(s) described on the module page before you take the quiz Have your materials with you when you quiz is open notes/book, three attempts and each attempt is 30 minutes. The purpose of the quiz is to prepare you for lab from a conc procedural and a safety point of view. We work with strong acids and bases as well as expensive glassware. An unprepared student is a safe themselves as well as to their classmates. You have to pass the quiz (70.00%) to con e to lab if you have not passed the air beto e lab you able to attend. You need to contact Dr. Fishback as soon as possible to discuss your options. f you do not come to lab and do not have a glan Fishback you will get a zero for the lab. D Question 12 1 pts The discarded aqueous tayers from the workup are disposed: O kt the water evaoprate in the hood then dapose indo warbe conutiner in the organic waste cortaier O in the aqueous waste container O down the sink with lots of water Next PreviousExplanation / Answer
ANSWER:
Q12:
We should dispose off the aqueous layer in aqueous wast container. Hence third option is correc answer.
Q11.
Enantiomeric excess = (obs / pure)X 100 = (- 0.4009 / - 54.24) X 100 = 0.73.91%
obs = optical ratation of mixture and pure = optical ratation of pure sample
Q10
Optical purity will be same as enatiomeric excess, beause the terms are equivalent in magnitude.
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