User:Tamanika Tinsley/Notebook/Chem 581 Biomaterials Design Lab/2014/09/19: Difference between revisions
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|style="background-color: #EEE"|[[Image:owwnotebook_icon.png|128px]]<span style="font-size:22px;"> Project name</span> | |style="background-color: #EEE"|[[Image:owwnotebook_icon.png|128px]]<span style="font-size:22px;"> Project name</span> | ||
|style="background-color: #F2F2F2" align="center"| | |style="background-color: #F2F2F2" align="center"|[[File:Report.png|frameless|link={{#sub:{{FULLPAGENAME}}|0|-11}}]][[{{#sub:{{FULLPAGENAME}}|0|-11}}|Main project page]]<br />{{#if:{{#lnpreventry:{{FULLPAGENAME}}}}|[[File:Resultset_previous.png|frameless|link={{#lnpreventry:{{FULLPAGENAME}}}}]][[{{#lnpreventry:{{FULLPAGENAME}}}}{{!}}Previous entry]] }}{{#if:{{#lnnextentry:{{FULLPAGENAME}}}}|[[{{#lnnextentry:{{FULLPAGENAME}}}}{{!}}Next entry]][[File:Resultset_next.png|frameless|link={{#lnnextentry:{{FULLPAGENAME}}}}]]}} | ||
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### Information sheet on [http://www.safety.gatech.edu/chemical/mercury_and_compounds.pdf Hg] | ### Information sheet on [http://www.safety.gatech.edu/chemical/mercury_and_compounds.pdf Hg] | ||
### Note: Both metals are volatile. You MUST only work on solutions of these in the hood. If you take solutions of these out of the hood, they must be in sealed containers. Also, any container that has As or Hg in it must be rinsed (and the rinse must go into the waste containers). | ### Note: Both metals are volatile. You MUST only work on solutions of these in the hood. If you take solutions of these out of the hood, they must be in sealed containers. Also, any container that has As or Hg in it must be rinsed (and the rinse must go into the waste containers). | ||
(Objective from Dr. Hartings lab notebook [http://openwetware.org/wiki/User:Matt_Hartings/Notebook/AU_Biomaterials_Design_Lab/2014/09/03 Dr. Hartings]) | |||
==Description== | ==Description== | ||
For your Hg and As experiments, you need to have three concentrations: 150ppm, 100ppm, and 50ppm. | For your Hg and As experiments, you need to have three concentrations: 150ppm, 100ppm, and 50ppm. | ||
==Notes and Calculations== | |||
<u>Mercury stock solution</u> | |||
# 0.0908g HgCl2 | |||
## (0.0908g HgCl2)*(1mol HgCl2/271.5g HgCl2)*(1mol HgCl2/1mol Hg)*(200.59g Hg/1mol Hg) = 0.0671g Hg | |||
## put in 250mL volumetric | |||
## 268ppm Hg | |||
<br> | |||
<u>Table of Solution Preparation</u> | |||
The stock solution for Arsenic was prepared by [[User:Eleni N. Kalivas/Notebook/CHEM-571/2014/09/19|Eleni]]. | |||
{| {{table}} | |||
| align="center" style="background:#f0f0f0;"|'''As Stock Solution''' | |||
| align="center" style="background:#f0f0f0;"|'''0.0499M''' | |||
|- | |||
| As stock solution ||3738.61ppm | |||
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| As 150ppm solution ||4mL stock in 100mL | |||
|- | |||
| As 100ppm Solution ||2.76mL stock in 100mL | |||
|- | |||
| As 50ppm solution||1.32mL stock in 100mL | |||
|- | |||
|} | |||
The mercury solutions were made by [[User:Michael S. Bible/Notebook/581/2014/09/19|Michael Bible]] | |||
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Latest revision as of 00:19, 27 September 2017
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Sept 19 - Film Absorbance of Arsenic and Mercury
Objective
(Objective from Dr. Hartings lab notebook Dr. Hartings) DescriptionFor your Hg and As experiments, you need to have three concentrations: 150ppm, 100ppm, and 50ppm. Notes and CalculationsMercury stock solution
The mercury solutions were made by Michael Bible |