lab 1 prelab and postlab answers

lab 1 prelab and postlab answers - Standard deviation = 2.7...

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Course Instructor: Dr. S. Berniolles Page 1 CHEM 6BL EXPERIMENT 1 ANSWER KEY PRELAB & POSTLAB QUESTIONS PRELABORATORY QUESTIONS 1. The steps are: OxH Ox + H + Al 3+ + 3 Ox Al(Ox) 3 (s) 2. 0.01000 M (four sig. figs.) 3. Al 3+ 4. 0.0017 excess moles Ox added 5. See explanations in lecture notes 6. Average = 89.5
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Unformatted text preview: Standard deviation = 2.7 2 = 5.4 7. Q > QC, the outlier can be rejected and a 4th trial should be done 8. [Ag + ] = 1.208 M 9. See MSDS Information POSTLABORATORY QUESTIONS 1. 36.7 g O 2. 84.70 % 3. YBa 2 Cu 3 O 6.5 4. 57.33 % KClO 3 (and 42.67 % NaCl) 5. C 6 H 12 O 6...
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