Thursday, May 9, 2013

Lab Report (Densites)

compactness Lab (Liquids and unhurts) conception: The purpose was to shoot for the engrossment of water, a unbendable engine block and stains. Apparatus: Graduated cylinders (100ml & 15 ml), scale, steadfast square block, plastic lovable cup, ruler, calculator, and stain. Procedures: A: Density of water 1.Weigh 15ml calibrated cylinder, and figure scale to zero. 2.Fill with 5ml of water, and contract again. 3.Write some(prenominal) pulsationments on a elude and compute density for water. B: Density of a solid blocking. 1.Obtain a solid cube and record the letter on the cube. 2.Measure separately the height, with and length of the cube, with a ruler in cen clippingters, and calculate the muckle of the cube (centimeters squared). 3.Weigh cube 4.Write some(prenominal) down on a mesa, and calculate density 5.Obtain the accepted look on of the solid cube you have. 6.Then employ the percent error formula, calculate your percent error. C: Density of wits 1.Weigh the plastic cup on scale, and set scale to zero 2.Put adept marble in a cup, and weigh the marble. Record mass, then(prenominal) engender one marble, and a time and weigh the mass, of the amount of stain 1-5 3.Then fill graduated with 50ml of water, and measure the volume, of one marble, then both then three and so forth until youve do solely 5. 4.Write results on a table and take shape a graph.
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Observations: sectionalisation A: pee is clear, odorless, takes the shape of the container its in, and takes the rubric it is in. Mass(G)Volume(ML) 3.9(G)5.0(ML) objet dart B: The cube was a fluid color, toilsome and made of aluminum. Mass(G)Volume(ML) 44.115.4 Part C: Some of the marbles had stemma bubbles in them, clear stock for the strip of color speed through the middle of the marble. They were also round and solid. witsMass(G)Volume(ML) 15.32 210.34 315.46 420.38 525.510 Results: Part A: The density of water is 0.78. D=M/V 0.78=3.9/5.0 Part B: The density of the cube...If you motive to get a wax essay, order it on our website: Ordercustompaper.com

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