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CHEMISTRY 130 LAB 6 2017.docx

CHEMISTRY 130 LAB 6 2017.docx - CHEMISTRY 130 LAB 6 2017...

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CHEMISTRY 130 LAB 6 2017 Separating a Mixture of Compounds Part 1: Separate the Ammonium Chloride Lab Results 1. Record the following data in the table below. a mass of the empty evaporating dish (g) 76.000 b mass of the evaporating dish plus the powder mixture sample (g) 86.000 Data Analysis 2. Record the following data in the table below. a mass of the sample (g) 10.000 b mass of the evaporating dish and the remaining contents after sublimation (g) 84.778 c mass of NH 4 Cl in the sample (g) 2.620 Part 2: Separate the Sand Lab Results 1. Calculate and record the following data in the table below.
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a mass of empty beaker #1 85.000 b mass of the beaker with the SiO 2 after decanting 91.158 c mass of empty beaker #2 85.000 Data Analysis 2. Calculate the mass of the SiO 2 in the mixture. 8.778ML Part 3: Separate the Sodium Chloride Lab Results 1. What did you observe during the evaporation technique? I observed that while the water was evaporating, the level of the water in the beaker was slowly going down until it amounted to a solid substance.
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