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9/26/2011 Standards : 3 O bjectives :

9/26/2011 Standards : 3 O bjectives : a . Be able to complete First Law Lab Write-up properly (see on-line vid) - due tomorrow b . Be able to use the Law of Definite proportions & % by mass to calc amt of unknown elements in a cmpd by analysis

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9/26/2011 Standards : 3 O bjectives :

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  1. 9/26/2011 Standards: 3 Objectives: a. Be able to complete First Law Lab Write-up properly (see on-line vid) - due tomorrow b. Be able to use the Law of Definite proportions & % by mass to calc amt of unknown elements in a cmpd by analysis c. Be able to use the Law of Multiple Proportions & % by mass to determine if cmpds are same or different d. Electrolysis demonstration - using Mases's animation. Test for reverse reaction. DO NOW: 1. Use your own words to describe what should be in a Conclusion, and give 2 examples of possible things that could be in it. 2. If a compound is made up of 1.0 g H and 19.0 g F, what is the % by mass of F ? (see p. 75 of text) HOMEWORK: 1. Ch 3.4 PP's p. 76   20-24 (Std: 3) Ch 3.4 Assess, p. 77   25-28 (5pts) (Std: 3) 2. First Law Lab write-up due tomorrow. Details on today’s HW page. 3. Notebook grading starts this Fri with Per 1. ==================================================================== STAMPS: Journal 9/23 1. SN Ch 3.4 p. 39-41 (3 pts) Std: 3 2. Density Practice Fill-in Chart - 3     #6-10 (2pts) Std: 6

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  3. 9/27/2011 Standards: 2, 3 Objectives: a. Collect First Law Lab   (40 points) b. Using HW - be sure students can solve probs and use Law of Definite Proportions and Law of Multiple Proportions (how multiple and definite differ) c. Review physical vs chemical properties and changes DO NOW: 1. HW problems on Law of Definite Proportions and Law of Multiple Proportions HOMEWORK: 1. Quiz 1.2 Thurs. Review (see link) - Section C required. Do odd # problems only. (10 pts) Std: 2,3,6 2. OPTIONAL - For students that desire to get an A or a B on the next quiz, go to " Learning Center" > Quiz/Test Reviews" and see what is available for you to study for Quiz 1.2 (Ch 2 & 3) ============================================================= STAMPS: Journal 9/26 1. Ch 3.4 PP's p. 76   20-24 Ch 3.4 Assess, p. 77   25-28 (5pts) Std: 3 BASKET: FIRST LAW LAB

  4. 9/28/2011 Standards: 2, 3, 6 Objectives: a. Be able to understand how to use resources to study for Quiz 1.2 (Ch 2 & 3) b. Reviews Ch 2 & 3 DO NOW: 1. Get out your copy of Lecture Notes – Phys vs Chem Properties & Chgs (std 2 or 3) 2. Do Venn Diagram to compare MATTER to a PURE SUBSTANCE HOMEWORK: 1. Remember, yesterday’s assignment will be turned in tomorrow. 2. Help Sheet – ½ Page 1 side only to help with Quiz 1.2 tomorrow. ===================================================== STAMPS: Journal 9/27 Quiz 1.2 Review - Section C - odds only (10 pts) 1-28 - 14 questions (sig fig stuff) 29-35 - 4 questions (density stuff) 36-64 - 14 questions (classify matter) 1 Answer? A B

  5. 2 Which of the following apply? A Law of Definite Proportions B Law of Multiple Proportions 1. Mass ratio of the 2 elements in one compound cannot vary. Example: NaCl cannot be NaCl2, only NaCl 2. Mass ratio of elements in 2 different compounds that both have the same elements, can vary. Example: CuCl - Cu & Cl can also combine as CuCl2 3. Mass ratio of elements within one compound cannot change or vary its ratio.

  6. see pages 55, and 70-74 for help

  7. Venn Diagram Compare & Contrast Matter Pure Substance (aka compounds or elements)

  8. 3 Which of the following apply? A Matter B Pure Substance 1. 2 or more substances mixed in the same container. 2. Uniform and unchanging composition. 3. Has mass 5. element 4. takes up space 6. compound 7. Homogeneous mixture

  9. READ You will need to copy this Whiteboard from my website, DO NOT COPY NOW 9/29/2011 Standards: 2, 3, 6 Objectives: (on Quiz 1.2) 1. Check for understanding, Ch 2.1-2.3, Ch 3.1-3.4 2. Short intro to Ch 4 using "atom-intro.notebook" DO NOW: Everything off desk and floor except: scantron, pencil, eraser, calculator, scratch paper, Help Sheet HOMEWORK: 1. SN   Ch 4.1, Structure of the Atom, p. 43-46 (3pts) Std: 1 2. Ch 4.1 Assess, p. 91   1-3 (2pts) Std: 1 ==================================================================== THIS WILL BE STAMPED TOMORROW IF YOU DIDN'T DO IT YESTERDAY Section C of this document is required and will be due the day of the Quiz, this Thurs. Do 1-64, odd # problems only. (10 pts) - if you didn't get stamped yesterday. Your Life Your Choice ================================== Look for good in people - you will find it Look for bad in people - you will find it ============================== Your Life Your Choice

  10. Class code All letters lower case 1355-5903-1958 First letter first name First letter last name Password last 4 student ID ChemThink.com Username = last name

  11. 9/30/2011 Standards: 1 Objectives: a. Be able to understand how ancient philosophers and more current scientists differ regarding theory of make-up of atoms. b. Be able to recognize modern atomic theory characteristics of atom’s structure DO NOW: 1. What did each of the following men discover? Democritus, Aristotle, Dalton, Thomson, Rutherford? HOMEWORK: 1. ChemThink.com The Atom > Atomic Structure Tutorial (3 pts) & Questions Set (7 pts) 2. Dalton’s Playhouse EXTRA CREDIT OPPORTUNITY - 10 POINTS MAX - See website for link ============================================================ STAMPS: Journal 9/28 1. SN   Ch 4.1, Structure of the Atom, p. 43-46 (3pts) Std: 1 2. Stamp: Ch 4.1 Assess, p. 91   1-3 (2pts) Std: 1 MAKE-UPS - Review for Quiz 1.2 - a. If you have full credit for Wed (you did the 32 odds) and did the evens, you will get 5 pts ex cr. b. If you didn't get full credit on Wed, and did all 64, you will get all 10 pts for Wed. (Std: MISC)

  12. If you are printing Science Notebook - 1. Specify the page you are printing in the print dialogue box 2. Use File > Print 3. Do not print anything a 2nd time if it fails to print. Call the teacher

  13. 4 A Democritus B Aristotle C Dalton D JJ Thomson E Rutherford

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