Mass Calculations

Calculation of Mass of Solids by dint of Calculation John Holmes instructor: Joe Blow October 23, 2010 enjoyment/INTRODUCTION The purpose of this try forth is to specify the mass of copper (Cu) and press (Fe) idles and a cognise quantity (1.1 g) of Sodium Chloride (NaCl) and in the treat expose weaknesses in criterion techniques and possible variations in measurements collectable to differences in equipment sensitivity and standardization. In order to correctly determine the mass of the solids in question a methodology of compute measurement, variousial measurement and calculation by averaging were implemented. In the conductivity of the experiment centigram counterpoise scales, electronic scales were utilized to measure and temper the mass of the bodily. In some cases the material was get off weighed on the scales and in opposite cases the material was differentially weighed by placing the material in a beaker or watch ice rink therefore calculation the b eaker or watch glass and material unneurotic and so weighing the beaker or watch glass unload and subtracting that weighting from the combined weight of the beaker or watch glass and the material. put down data shows that scales of the same type may award different readings primarily as a result of calibration error. As well differences in measured mass grass be attributed to the sensitivity and accuracy of the instruments used.

Calculated average set were obtained by weighing multiple jabbings of copper (Cu) simultaneously through the direct measurement method and dividing that measured value by the emergen ce of slugs being weighed. MATERIALS Mat! erials required to conduct this laboratory experiment allow: * Centigram Balance Scales (2 each) * Electronic Scale * High aesthesia Scale * instruct Glass * Beaker, 100 ml * Copper (Cu) Slugs (5 each) * Iron (Fe) weight (#1 from available lab samples) * Sodium Chloride (NaCl), 1.1g EXPERIMENTAL METHODS approach One: Measure the mass of a copper (Cu) slug on two centigram...If you want to get a in force(p) essay, order it on our website: OrderCustomPaper.com

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