Chemistry > Lab Experiment > Aspirin Week 2 Analysis. University of California, Los Angeles CHEM 14BL (All)

Aspirin Week 2 Analysis. University of California, Los Angeles CHEM 14BL

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3/5/21 ChemXL 14BL Aspirin Week 2 Post-Lab Analysis of Aspirin Data/Observations: i. Orderly record of data 1. Melting Point Melting Point Observation Table: Temperature Physical appearance I... nitial temperature 125 degrees Celsius Crystals Temperature of Aspirin sample when the crystal begin to soften 132 degrees Celsius Starting to melt Temperature of Aspirin sample when the last solid disappears 134 degrees Celsius All melted - clear liquid 2. Titration Titration Sample Data: Watchglass weight 43.177 grams Watchglass + sample weight 44.601 grams Sample weight 44.601 - 43.177= 1.424 grams Weight of product for titration 0.102 grams Standard Concentration of NaOH* 0.200 M NaOH Volume of base used for Trial 1* 2.00 mL Volume of base used for Trial 2* 2.10 mL [Show More]

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