specific heat lab.docx - Specific Heat Lab I Objective a...

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Specific Heat LabI.Objectivea.The objective of this lab was to determine the specific heat of any metal, specifically zinc, copper, and aluminum. II.Data TablesTrial 1Trial 2Trial 3Kind of MetalAluminumCopperZincMass of Metal70.7 g69.6 g67.5 gMass of CalorimeterCup36.38 g36.28 g36.28 gMass of CalorimeterCup and Water241.2 g181.9 g180 gTemperature ofsolid, initial(temperature ofboiling water)99.9 Co100.5 Co100 CoTemperature ofwater andcalorimeter, initial21 Co26.5 Co29 CoTemperature ofsolid, water, andcalorimeter, final26.5 Co30 Co32 CoIII.Sample CalculationsTrial 1 (Aluminum)Trial 2 (Copper)Trial 3 (Zinc)Specific Heat ofCalorimeter0.9 J/g Co0.9 J/g Co0.9 J/g CoMass of Water204.92 g145.62 g143.72 gTemperatureChange of Waterand Calorimeter5.5 Co3.5 Co3 CoJoules Gained by179.59 J114.282 J97.96 J
Calorimeter CupJoules Gained byWater4717.87 J2133.48 J1804.84 JTotal Joules Gained4897.46 J2247.76 J1902.8 JJoules Lost by Solid-4878.02 J-2257.13 J-1881.9 JTemperatureChange of Solid-73.4 Co-70.5 Co-68 CoSpecific Heat ofSolid, Experimental0.94 J/g Co0.46 J/g Co0.41 J/g CoAccepted Value forSpecific Heat ofSolid0.902 J/g Co0.385 J/g Co0.39 J/g CoAbsolute Error0.0 38 J/g Co0.075 J/g Co0.02 J/g CoRelative Error4.2%19%5.1%IV.Analysisa.To begin this lab, we had to acquire a balance, beaker, calorimeter cup (with the insulating shell), thermometer, water, hot plate, string, and three metals – aluminum, zinc, and copper. We first filled the beaker with water for it to be ready

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