2006U.S.NATIONAL CHEMISTRYOLYMPIAD NATIONALEXAMPART1 PreparedbytheAmericanChemicalSocietyOlympiadExaminationsTaskForce OLYMPIADEXAMINATIONSTASKFORCE ArdenP.Zipp,StateUniversityofNewYork,Cortland Chair SherryBerman-Robinson,ConsolidatedHighSchool,ILDavidW.Hostage,TaftSchool,CT ...
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The slope can be calculated based on the following equation: = Γ n F A RT Slope /4 2 2 0 Here, n is the number of transferred electrons, F is the Faradaic constant, A is the geometric area of the testing electric pole, Γ 0 is the surface active sites concentration (mol cm −...
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CHEMISTRYOLYMPIAD LOCALSECTIONEXAM PreparedbytheAmericanChemicalSocietyOlympiadExaminationsTaskForce OLYMPIADEXAMINATIONSTASKFORCE ArdenP.Zipp,StateUniversityofNewYork,Cortland Chair PeterE.Demmin(retired),AmherstCentralHighSchool,NY DianneH.Earle,PaulM.DormanHighSchool,SC ...
It is employed to generate a second order polynomial model including linear, interaction, and quadratic terms (Equation (6)) [66]. The independent/input variables used here for microwave-assisted pyrolysis (MWP) were power (x1), time (y1), and ratio (z1). The percentage removal of Pb (...