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Prelab-- Substitution versus Elimination Table of Chemicals: Chemical Hazards Mol. Wt. Density Grams Moles anhydrous calcium chloride. Don’t ingestion. Irritates skin and eye contact. 110.98 g/mol 0.745 g / mL n/a n/a anhydrous alcohol Don’t ingestion. Irritates skin and eye contact. It can burn your skin and respiratory tract 46.06844 g/mol 0.7913g/ml 6 ml 0.103mol bromoheptane Don’t ingestion. Irritates skin and eye contact 179.101 g/mol 1.14 g/mL 0.66 ml 0.0042 mol alksodium methoxideoxide Don’t ingestion. Irritates skin and eye contact 54.02 g/mol 0.945 g/mL 1.2g 0.021 mol n-hexane Don’t ingestion. Irritates skin and eye contact 86.178 g/mol 0.659 g/mL 6 ml 0.046 mol anhydrous magnesium sulfate. Don’t ingestion. Irritates skin and eye contact 120.361 g/mol 2.65 g / ml n/a n/a Procedure: Assemble a 25 mL round bottomed flask with reflux condenser Add a drying tube fille...