User:Puja Mody/Notebook/Chem 571: Gold Nanoparticles/2012/09/04: Difference between revisions
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* Sample 1 was calibrated for a pH of 8 and contained 1.213 grams of Tris and 9mL of HCl. | * Sample 1 was calibrated for a pH of 8 and contained 1.213 grams of Tris and 9mL of HCl. | ||
* Sample 2 was calibrated for a pH of 10 and contained 1.2125 grams of Tris and 2 mL of HCl. | * Sample 2 was calibrated for a pH of 10 and contained 1.2125 grams of Tris and 2 mL of HCl. | ||
* The Tris was first dissolved in 85mL of H< | * The Tris was first dissolved in 85mL of H<sub>2</sub>O. Next the pH meter was inserted into the solution and measurements were continuously taken as HCl was mixed into the solution drop-wise in order to lower the pH appropriately. Once the desired pH was reached, H<sub>2</sub>O was added to bring the total volume to 100mL of buffer solution. | ||
==Conclusions/Results== | ==Conclusions/Results== |
Revision as of 08:48, 11 September 2012
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Day 2Goals
Procedure
.1Μ/L Tris × .1L = .01 mols .01 mols × 121.14 g/M (mw tris) = 1.21 grams of tris
Conclusions/Results
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