User:Dominique Brager/Notebook/481 Notebook/2016/09/30: Difference between revisions
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:*After 7 minutes, add 7 mL of sodium bicarbonate and stir for 30 seconds. | :*After 7 minutes, add 7 mL of sodium bicarbonate and stir for 30 seconds. | ||
==Notes== | ==Notes== | ||
New calibration curve found today. Started at 56 clean for activated carbon and 44 for 10% clay. | New calibration curve found today. Started at 56 clean for activated carbon and 44 for 10% clay. |
Revision as of 11:38, 30 September 2016
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Objective
Description
1.25g PVA (1.25g PVA/4)*6 = 1.875g 1.875g Bentonite * 97ml solution/3g bentonite = 60 mL bentonite solution Concentration of HCl used until this time: 15mL*12.1M HCl = M2 * 55mL M2= 3.3M 60.625ml * 3.3< = 12.1 M * V2 V2 = 16.5mL 60.625 mL bentonite solution 16.5 mL concentrated HCl 1.2507g PVOH
NotesNew calibration curve found today. Started at 56 clean for activated carbon and 44 for 10% clay. |