DensityLab1 - Density, Accuracy, Precision and Significant...

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Unformatted text preview: Density, Accuracy, Precision and Significant Figures September 9, 2009 Lab Section 454 Chemistry 1001-102 Rebecca Mullally Purpose The purpose of this lab is to determine the densities of a solution of calcium chloride and an unknown solution by finding the mass and volume of the solution using different measuring devices. Procedure The procedures on pg. 16-18 of the lab manual were followed. Data/Observations/Results Part I Section I Mass of empty flask 13.455g Mass of flask and calcium chloride 14.655g Mass of flask, calcium chloride, and water solution 23.904g Mass of solution 10.449g Volume of solution 10.1mL Density of solution 1.03 g/mL Part I I Section I- Using a beaker to measure volume Mass of an empty 50mL beaker 31.152g Mass of beaker and solution 65.116g Mass of unknown solution 33.964g Volume of unknown solution 10.1mL Density of unknown solution 33.964 Section I I-Using a Graduated Cylinder to measure volume Mass of empty cylinder 81.617g Mass of cylinder and unknown solution 108.911g Mass of unknown solution 25.1mL25....
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DensityLab1 - Density, Accuracy, Precision and Significant...

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