7 Mole Relationships - Faculty.chemeketa.edu

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98CH104 Lab 7: Mole Relationships (F14)
LAB 7: MOLE RELATIONSHIPSREPORT:NAME___________________PARTNER_________DATE___I. Determining the Number of Moles of Reactants and ProductsTrial 1Trial 2 (if needed)A. Mass of crucible + cover+ KClO 3B. Mass of crucible+ coverC. Mass of KClO 3D. Mass of crucible, cover, & residue(after 1st heating)E. Mass of crucible, cover, & residue(after 2nd heating)F. Mass of crucible, cover, & residue (after3rd heating if needed)G. Mass of residue (KCl) left behindH. Mass of oxygen (O 2 ) lostInterpretation of Data:Balance____ KClO(by sight): 3 _____ KCl + _____ O 2Grams usedor producedFormulaWeightsMoles usedor produced(from Box IC) (from Box IG) (from Box IH)(Show Calculations;Keep proper sig figs)Molar Ratios(Show Calculations;Keep proper sig figs)Whole numbermolar ratios(Show Calculations)Equation Balanced With Your Experimental Data:_____KClO 3 _____KCl + _____O 2Explanation/Analysis: Are your experimentally determined whole number ratios the same as those of the theoretically balanced equation? Explain.Error Analysis: What specific experimental errors might cause a student’s experimental whole number ratios to differ from thecoefficients of the balanced equation?CH104 Lab 7: Mole Relationships (F14) 99
Page 1 and 2: LAB 7: MOLE RELATIONSHIPS:STOICHIOM
Page 3 and 4: Step 2: Find the molar ratios. To f
Page 5 and 6: PROCEDURES:ACTIONS:I. Determining t
Page 7: LAB 7: MOLE RELATIONSHIPSPRE LAB EX
Page 11 and 12: E. Determine the number of grams of

7 Mole Relationships - Faculty.chemeketa.edu

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