MST Honors Chemistry 2 Week Outline 9/16 – 9/27/13 9/16 IMUD 9/23 2.3 Uncertainty in Measurement – Day 1 Defs: Accuracy, precision, error, significant figures (Sig Figs) Pre-TEST Data and Graphical Analysis Demo: Width of a Piece of Aluminum foil CW: Accuracy vs precision OH’s, “Significantly Speaking” OH, Rules for determining sig figs 98073 9th Correct / collect p 39, #’s 4 –9. Don’t forget your Galileo’s Thermometer optional FA, if you have it!! 9/17 Cool Demo!! Pouring and Siphoning a Gas – Flinn http://www.youtube.com/watch?v=FWybQPxKy1U Morr Practice with Metric Prefixes! HW: Read p. 47 - 53. Do Acc, not P; P, not Acc; Neither; Do p 51, #’s 35-37; P 53, #’s 38-39 9/24 2.3 Day 2 - Sig Figs in Calculations Stored in tall closet. Get your CO2 makers ready!!! Pre-Lab: Density Lab Line of best fit (L.O.R) by hand and on calculator; complex units; control; variable; active ingredient, outliers, percent error; Grp assignments and volumes CW/HW: Do Morr Practice Worksheet – 2.1 Conversions and Calculations 9/18 Density Lab (SA) Samples A – D; Collection of class data for Density Lab; intro graphing calculator, if time!! A B* C Ex’s 2.7 – 2.8 See Ch 2 Rules for Operations with Sig Figs REMEMBER TO CONVERT to like units FIRST!!! CW / HW: Read p 53 – 54. Do #’s 40 - 50 (Practice ACT for Juniors only Hrs 1-4) 2.3 Day 3 “Morr” Practice with Sig Figs, Scientific Notation, SI units, Density, Line of Best Fit (LOR’s), and Percent Error; Densities of substances compared to water; using L.O.R.s to determine whether a substance will sink or float 9/25 D CW/HW: Work on lab; complete 2.1 Conversions and Calculations (C1.1.A, C1.1.B, C1.1.C, C1.1.D, C1.1.E) Study for Quiz!! CW/HW: Sig Figs Practice Quiz; Density and Percent Error Practice https://docs.google.com/a/romeo.k12.mi.us/presentation/d/1xcobRi qGtGSt7Nqp1gq2gniHX6egncU1bD5gdXd07sM/pub?start=false& loop=false&delayms=3000#slide=id.p PLC Day – Shortened hours – early release 9/19 1st: Correct / collect Metric Conversion worksheets 2nd: Post Lab Data Collection; Graphing the Results; Line of Best Fit (LOR) by hand and intro to LOR on calculator; meaning of slope of the line; Percent error / ERROR Analysis!!!! 9/26 2.3 Day 4 Even Morr Practice!!!!!!!! 1st: Correct practice 2nd: Q&A See prepped sheet for Density Lab!!! CW/HW: Graph your data!!! STUDY!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! (C1.1.A, C1.1.B, C1.1.C, C1.1.D, C1.1.E) Density Labs Due!!!!! 9/20 9/27 Post Lab Data Interpretation Day 2 Continue LOR on calculator; outliers; Pearson’s Correlation Coefficient; using unit analysis to determine physical meaning of slope of LOR; using slopes in calculations (SA) Sig Figs Scientific Notation SI Units Density Line of Best Fit Percent Error BRING YOUR CALCULATOR!!!!! CW/HW: Continue calculations, lab questions Special Notes: Practice ACT for Juniors 9/24; PLC Day 9/25. Shortened hours – early release. Unless otherwise indicated and until further notice, all tests, quizzes, labs and projects will be evaluated as Summative Assessments (SA’s). Other work will be evaluated as Formative Assessments (FA’s).
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