Lab 9 - Equilibrium and Le Châtelier's Principle

Lab 9 Equilibrium and Le Châtelier's Principle

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Unformatted text preview: le Reagents ~3 mL 0.010 M Fe(NO3)3 ~1 mL 0.10 M Fe(NO3)3 ~1 mL 0.05 M NaSCN ~0.1 mL 1.0 M AgNO3 ~0.1 mL 1.0 M NaNO3 ~15 mL 0.10 M Co(NO3)2 (plus some in a dropper bottle) ? mL 12 M HCl ice Safety Concentrated hydrochloric acid (12 M HCl) is very corrosive, and its vapor is a respiratory irritant. Work with it under the fume hood and avoid inhaling the vapor. Liquid hydrochloric acid can attack the skin and cause permanent damage to the eyes. If it splashes into your eyes, flush them in the eyewash; hold your eyes open or have someone assist you. If you spill concentrate on skin or clothing, flush the area immediately with water. Have your lab partner notify your instructor about the spill. Silver solution will form dark spots on skin if spilled. The spots will not appear for about 24 hours, as the ions are slowly reduced to the metal. They are not hazardous, and will fade in a few days. Waste Disposal All of the solutions prepared in this experiment should be discarded in the waste conta...
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This document was uploaded on 01/22/2014.

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