RESULTS SHEET C 1. (1pts) What was the spectrophotometer reading of the bottom layer after the addition of 10 mL of EtOAc *This is a unitless
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Screen Shot 2019-10-02 at 10.07.23 AM.png5.

style="color:rgb(0,0,0);">How much calmagite remains in the aqueous layer after two 10 mL extractions with ethyl acetate? (How do I approach this question, is it based off the answer in number 1?)

Screen Shot 2019-10-02 at 10.07.23 AM.png

RESULTS SHEET C
1. (1pts) What was the spectrophotometer reading of the bottom layer after the addition of 10 mL of
EtOAc *This is a unitless measurement
1.061
2. (1pts) What was the spectrophotometer reading of the bottom layer after the addition of a second
portion 10 mL portion of EtOAc *This is a unitless measurement
0.839
3. (1pts) What was the spectrophotometer reading of the bottom layer when a new calmagite solution was
extracted with 20 mL of EtOAc? *This is a unitless measurement
0.899
4. (2 pts) How much calmagite remains in the aqueous layer after a single 10 mL extraction with ethyl
acetate? *Please give your answer in mmoles without including the units| 0.00131
5. (2 pts) How much calmagite remains in the aqueous layer after two 10 mL extractions with ethyl
acetate? *Please give your answer in mmoles without including the units| 0.00104
6. (2 pts) How much calmagite remains in the aqueous layer after a single 20 mL extraction with ethyl
acetate? *Please give your answer in mmoles without including the units 0.00111
7. (2 pts) Assuming that all of the calmagite is either in the aqueous or organic layers, what percentage of
calmagite is sextracted into the organic layer in a single 10 mL extraction? "Please give your answer as a
% without including the % sign
7.75
B. (2 pts) Assuming that all of the calmagite is either in the aqueous or organic layers, what percentage of
calmagite is extracted into the organic layer in two 10 mL extractions? *Please give your answer as a %
without including the % sign
9. (2 pts) Assuming that all of the calmagite is either in the aqueous or organic layers, what percentage of
calmagite is extracted into the organic layer in a single 10 mL extraction? *Please give your answer as a
% without including the % sign
21.8
10. (1 pt) Based on your data, what was the most efficient method to extract calmagite into ethyl
acetate? *
1 10 mL extraction
2 10 mL extractions
1 20 mL extraction
11. (1 pt) Does your data match the expected results? *
Yes
No
12. (3 pts) Briefly comment on your answers to 10 and 11. If your data matches the expected results,
explain why these are the expected results. If your data does not match the expected results, speculate

Top Answer

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IMG-20191003-WA0007.jpg

Here the spectrometric reading in proportional to the
amount of calmagile
readingnitiEl 1:061 after comladded
- 10m1 0.839 after one more lom added
- 20ml 0.899 after 20 ml altogether added.
QNo 4...

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