Ms. O'Brien's Chemistry Class

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Contact Information

 

General Announcements

  • UNIT TESTS Unit Tests will be available for use in the classroom during extra help on Tues, Wed, Thurs afternoons (Monday by arrangement with me in advance) OR from 7:15-7:30 each morning.
    Posted Jan 6, 2012 9:45 AM by Erin O'Brien
  • MIDTERM REVIEW Midterm Review Packets are available under "Assignments" for both courses.  Answers will be posted by 1/13/12.
    Posted Jan 6, 2012 9:43 AM by Erin O'Brien
  • QUARTER 2 MISSING/MAKE UP WORK All missing quarter 2 work is due by 2:15pm on Friday 1/13.  There will be no exceptions.
    Posted Jan 6, 2012 9:42 AM by Erin O'Brien
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College Prep Chemistry Assignments

  • See the CP Chemistry Assignments 2011-2012 page for more details
  • Unit 8: Chemical Equations  TOPIC READING ASSIGNMENT PROBLEMS DUE DATE (notes and probs) Chemical Equations and Reactions 1. Textbook Section 11.12. Cartoon Guide to Chem Balancing Equations Part I of the Attached ProblemsCLICK HERE for Problems TUES 1/31 (p3 Wed 2/1) Types of Chemical Reactions 1. Textbook Section 11.2, 11.32. Cartoon Guide to Chem: Types of Reactions Part II of the Attached Problems 
    Posted Jan 24, 2012 4:27 AM by Erin O'Brien
  • Unit 7 Test: The Mole FRIDAY 1/13know how to:calculate molar masses, convert between grams and moles, convert between moles and particles, calculate percent compositions, use percent compositions to determine empirical (and sometimes molecular) formulas1. Complete the attached review sheet AND check answers2. Interactive molar mass practicehttp://www.sciencegeek.net/Chemistry/taters/U4FormulaMass.htm 3. Interactive conversion practice (you may use calculators even though it says not to!)- skip the questions involving volumehttp://www.sciencegeek.net/Chemistry/taters/Unit4GramMoleVolume.htm
    Posted Jan 12, 2012 5:49 AM by Erin O'Brien
  • Mole Quiz Retakes You may retake this Friday's quiz on moles PRIOR to the unit test (on Friday 1/13).  You must do this:After school on Tues, Wed, or ThursBefore school (7:15-7:30) on Tues, Wed, Thurs, or Fri.I will use your best score.
    Posted Jan 6, 2012 9:47 AM by Erin O'Brien
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Honors Chemistry Assignments

  • See the Honors Chemistry Assignments 2011-2012 page for more details.
  • Unit 5 Test- Thermochemistry THURS 1/12No Hess's law, no bomb calorimetry1. Do odd number problems corresponding to the four examples given in class2. Interactive Heat of Solution Practicehttp ...
    Posted Jan 11, 2012 7:45 AM by Erin O'Brien
  • UNIT 5 Assignment: Thermochemistry  Topic         Reading ProblemsHeat and Calorimetry 5.1,5.2,5.5Cartoon Guide to Chem- Heat Capacity 4-20EVEN38-46 EVENEnthalpy 5.3,5.7,5.4 ...
    Posted Jan 24, 2012 6:28 AM by Erin O'Brien
  • HONORS CHEM MIDTERM EXAM Midterm review packet and answers posted below.  In addition1. Make sure you review things you were supposed to memorize for each individual unit test (metric prefixes, polyatomic ions, etc ...
    Posted Jan 12, 2012 9:18 AM by Erin O'Brien
  • UNIT 4 TEST: AQUEOUS SOLUTIONS FRIDAY 12/23(if you will be absent make arrangements to take this early!)1. Interactive concentration practicehttp://www.sciencegeek.net/Chemistry/taters/Unit6SolutionConcentrationA.htm2. Attached SR and ...
    Posted Dec 22, 2011 4:50 AM by Erin O'Brien
  • STEP 2012- DON'T FORGET TO SIGN UP by FRIDAY 12/2- MIDNIGHT STEP SIGN UP LINK
    Posted Dec 1, 2011 8:53 AM by Erin O'Brien
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