Chemistry-Experiment #4-Lab Procedure

Chemistry-Experiment #4-Lab Procedure - Chemistry 153-39...

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Chemistry 153-39 Procedure: A. Characteristics of Elements, Compounds, and Mixtures a. Sample of the four elements are shown in the lab: i. Iron (Fe) ii. Sulfur (S) iii. Mercury (Hg) iv. Magnesium (Mg) b. Examine the mixture of sulfur and iron filings. i. Describe the appearance of the mixture c. Test the mixture with a bar magnet and record observations d. Examine the compound: Iron (II) Sulfide = FeS i. Compound is formed when there is a chemical reaction between the two e. Describe the appearance of the compound f. Test the Compound with a bar magnet and record observations B. A Study of Mixture and its Separation a. The mixture we will separate later on are: i. Inert material (sand/powdered carbon) ii. Powdered magnesium iii. Sodium Chloride b. Use spatula to place small amounts (size of a match head) c. Place these amounts in 4 separate 15cm test tubes. d. Add 2ml of tap water to each sample (40drops) e. Seal each test tube and shake each one for a minute.
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Chemistry-Experiment #4-Lab Procedure - Chemistry 153-39...

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