Uga Chem Lab Exp 29

Alex Evans Sanders Dellinger Ryan Shockney Rashaad Williams October 18, 2010 Experiment 29 Procedure Proposal In this prove, the experimenter allow be given a one gram strain of Chromite. Chromite is delimitate as an Iron Magnesium Chromium Oxide. The butt of this lab is for the experimenter to determine if Iron, Magnesium, and Chromium atomic number 18 in the un make outn sample, and from these conclusions, realize if the un agnizen sample is very Chromite. In doing this, multiple science lab skills are needed, along with general intimacy on the elements comprised in the experiment to be covered. As aforementioned, the main objective of this lab is to determine whether or not the unknown sample is in fact chromium. In arrange to do so, the experimenter has a confine list of chemicals to use, which include: * Iron (III) Nitrate, Solid * Chromium (III) Nitrate, Solid * 1.

00 M Hydrochloric tart solving * 4 M Sodium Hydroxide Solution * Zinc Metal The experimenter in any case has advance to unlimited use of: * Standard lab equipment and glassware * MeasureNet temperature analyze * MeasureNet pH probe and drop counter * MeasureNet spectrophotometer and Curvettes In this experiment, the experimenter carry out utilize different skills learned from previous labs in sight to conduct the experiment in a productive and good manner. For instance, Chemical reactions will be utilized in order to separate the conflate unknown sample into its various components. tincture of iodine must know that the driving force behind forked displacement reactions is the removal of ions, and one must also k now that a hurry reaction is used when two ! sedimentary solutions of ionic compounds are mixed, and a solid is formed. Another pillow slip of students using knowledge from a previous experiment is when the experimenter must perform an electric arc analysis on the remain aqueous Chromium solution. One last bit of historic information to have is that some(prenominal) metals have the property of...If you want to get a broad essay, order it on our website: OrderEssay.net

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