Density Lab Report PURPOSE: a. To measure the masses and volumes of solids and liquids b. To calculate the densities of solids and liquids c. To calculate the specific gravities of solids and liquids d. To calculate the volume of a rectangular object and to express the volume in volume metric units e. To record data and calculate the values in the correct number of significant figures MATERIALS: 10 mL graduate balance test tube rack unknown liquid 50 mL graduate test
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Experiment #2 “Density Determinations” Report The objective for experiment #2 was “to determine densities of objects/salt solutions with different concentrations of salt‚ to see how density changes as a function of concentration.” In experiment #2‚ part II‚ calculations of Density of NaCL solutions were made from 0%-25% NaCL concentration. My hypothesis was that as the % increased‚ so would the density‚ because adding weight would increase the density of each solution. The density calculations in
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submarine Adventure: Density Saves The Day‚; I had made many of the calculation for the best result of the lab. My calculations section contains: the volume of the unknown metals‚ where I figure out the volume of each metal so that I will be able to determine its density in order to find its identity; the density of unknown metals‚ where I figure out the density of each metal so that I will be able to determine its identity; percent error between known and unknown metal densities‚ where I figure out
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Instructor:___________________ Section:___________________ Date Performed:__________________ Group No.:_________________ Date Submitted:__________________ Experiment # 2 Density INTRODUCTION: The density of a substance is physical property that requires measurements of mass and volume. The ratio of the mass per unit volume is density‚ d and is written as (D = m/v). Using the metric system‚ the ratio for solids and liquids is expressed in g/mL or g/cm. Matter expands and contracts according to
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Density is how compact particles are inside an object. Objects can be different sizes but have the same density because the density depends on how close particles are together‚ not the size of an object. The density of water is 1 g/㎤. Any object with a density less than that will float. Any object with density more than that will sink. Carbon dioxide‚ or CO2‚ also played a big role in this experiment. Many soft drinks contain CO2. Studies show that Sierra Mist had the most carbonation out of
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Population Density Population density is defined by the number of people and the area size in which they reside. The effects of urbanization on the human race vary between cultures. However‚ there is clearly a relationship between population density and human behavior (Rosenbnerg‚ 2011‚ para. 1). Whether the answer is moving to a less dense area‚ or adapting to an urban area depends on individual personality and preference. For centuries‚ Americans have dealt with overcrowded cities in order
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CHAPTER 1 1. List the seven SI base quantities‚ units‚ and symbols. TIME Second (s) 2. Give the correct SI derived units of the following quantities. Density Speed Acceleration Force Pressure kg/m3 Energy 3. Convert the following: μm (Ans. 1.22) a. 1.22 x 10-9 km = b. 6.523 x 10-4 nm = c. 2.5x 10-9 nm3 = d. 30.5 cm/s = e. 9.6 ng/mm2 = 4. Mm (Ans. 6.523 x 10-19) mm3 (Ans. 2.5 x 10-27) km/h (Ans. 1.09 x 106) kg/m2 (Ans. 9.6 x 10-6) Perform the following calculations and
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Density: Using Experimental Techniques to Solve an Inquiry based problem ABSTRACT The topic of this experiment is Density. The objective is to find two ways in which the density of a given object can be determined‚ and to find out which of the two ways is more accurate and hence better to use in such a case. The two methods used in this experiment are finding the dimensions of the object and water displacement. These are two ways of finding the volume of an object‚ and they were chosen since
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Pet E 367 Lab Report #1 * Yield of Bentonite and Attapulgite Clays * Rheological Characterization of Water-Base Drilling Fluids Experiment Date: January 31 2007 Prepared by: Jackie Chee (1103396) Group #7 Beattie L. Branch T. NREF 2-052 Markin/CNRL Natural Resources Engineering Facility 116street 91st ave February 13‚ 2007 Barkim Demirdal PhD Candidate at Petroleum Engineering Department 7-134 Markim CNRL Natural Resources Engineering Facility Edmonton‚ Alberta Canada T6G
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Population Density Debra Smith OMM 612 Managing Social Change Prof. Martin Cain September 24‚ 2012 Population Density According to Social Indicators Research (2002) population density is “the number of people living per square kilometer in the district of the city where the respondent lived” (Social Indicators‚ proquest database). The American population is very dense. According the United States Census Bureau the current United States population is 314‚440‚872 people. In some areas of
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