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In - 1/04/12, Warm-Up

In - 1/04/12, Warm-Up Write a 5 sentence paragraph describing your break. What did you do? Did you go any place? Who did you see over break? What was your favorite part?. Through - Classwork Analytical writing in chemistry assignment Introduction to ionic and covalent bonds Homework :

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In - 1/04/12, Warm-Up

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  1. In- 1/04/12, Warm-Up Write a 5 sentence paragraph describing your break. What did you do? Did you go any place? Who did you see over break? What was your favorite part? Through- Classwork Analytical writing in chemistry assignment Introduction to ionic and covalent bonds Homework: None

  2. In- 1/05/12, Warm-Up Some words we are going to be talking about over the next few weeks are below. Write down anything that you know about any of the words. Writing that you don’t know anything about any of the words is not acceptable. Please make sure to write in complete sentences. -ionic - covalent -valence electron - bond -electronegativity -polarity -intermolecular force -noble gas - octet rule Through- Classwork Ionic bonds and how they form notes Ionic bonds worksheet Homework: Finish ionic bond worksheet

  3. In- 1/06/12, Warm-Up • Answer the following questions. • Will metals gain or lose electrons to attain noble gas configuration? • 2. What is the formula for arsenic when it loses electrons and attains noble gas configuration? • 3. Write out the electron dot notation for phosphorus. What do the dots represent? • 4. Does the combination of potassium and helium form an ionic bond or not? Explain. Through- Classwork Electronegativity and how it applies to bonding Classifying bonds worksheet Homework: None

  4. In- 1/09/12, Warm-Up In complete sentences, explain how you can use electronegativity to figure out what type of bond is present. Through- Classwork Introduction to covalent bonding and Lewis Dot Structures Lewis dot structures worksheet Homework: Finish Lewis dot structures worksheet

  5. In- 1/10/12, Warm-Up • Draw the Lewis dot structures for the following molecules: • CH4 • 2. H2O • 3. N2H4 • 4. NH4+ Through- Classwork Lab write up requirements Lewis dot structures practice Homework: Finish Lewis dot structures practice Bonding review due next Friday Test next Friday

  6. In- 1/11/12, Warm-Up • Draw Lewis dot structures for the following molecules. • O3 • 2. NO3- • 3. PO43- Through- Classwork Building molecules lab Molecular shape Polar and non-polar molecules The lab is due in your lab notebook next Tuesday Homework: Lab write up due Tuesday Test next Friday

  7. In- 1/17/12, Warm-Up • Answer the following questions in complete sentences. • Compare and contrast ionic bonds and covalent bonds. • 2. Explain the difference between a polar bond and a polar molecule. • 3. Explain the process for finding out the molecular geometry for a molecule. Through- Classwork Computer lab intermolecular forces activity Homework: Review packet due Friday Test Friday

  8. In- 1/18/12, Warm-Up • Answer the following questions in complete sentences. • Explain what an intermolecular force is. • 2. Name the three types of intermolecular forces and describe where you would find each type of force. • 3. How is boiling point related to intermolecular forces? • 4. Rank the following in order from weakest to strongest: ionic bond, hydrogen bond, london dispersion force, dipole-dipole force. Through- Classwork Check out lab drawers Intermolecular forces lab Homework: Test Friday Lab write up due Tuesday

  9. In- 1/23/12, Warm-Up Write a five sentence paragraph about how your semester is going so far. Through- Classwork Activity 3: How Much Gas Is Produced? Homework Lab Write up due tomorrow

  10. In- 1/24/12, Warm-Up In a five sentence paragraph, write about the activity you did yesterday in class. What concepts was it reviewing? What new information did you get out of it? Through- Classwork Mole to Mole calculations Homework: Finish mole to mole calculations

  11. In- 1/25/12, Warm-Up CH4 + 2O2→ CO2 + 2H2O 1. How many moles of water can be produced if you start with 5.2 moles of CH4? 2. If you end up with 16 moles of carbon dioxide, how many moles of oxygen would you have to start with? 3. If you start with .675 moles of oxygen how many moles of CH4 would be present to start? Through- Classwork Gram to mole conversions Moles and Mass lab Homework: Gram to mole conversions

  12. In- 1/27/12, Warm-Up • C3H8 + 5O2→ 4H2O + 3CO2 • Calculate the number of grams of water produced if you start with 4.5 moles of oxygen. • 2. If 16.9 grams of carbon dioxide are produced, calculate the number of moles of C3H8 that you started with. • 3. How many grams of carbon dioxide can be produced from 108 grams of oxygen? Through- Classwork Grams to grams calculations Homework: None

  13. In- 2/3/11, Warm-Up CSAP Review Through- Classwork Gas laws review (important concepts) Boyle’s and Charles’ law wkst Boyle’s law lab Homework: Finish Boyle’s and Charles’ law worksheet Ideal gas law lab due Tuesday

  14. In- 2/4/11, Warm-Up CSAP Review Through- Classwork Combined gas law notes and problems Homework: Ideal gas law lab due Tuesday

  15. In- 2/7/11, Warm-Up CSAP Review Through- Classwork Choice of studies Homework:Ideal gas law lab due Tuesday

  16. In- 2/8/11, Warm-Up CSAP review Through- Classwork Gas laws review packet Homework: Test next Tuesday

  17. In- 2/10/11, Warm-Up CSAP review Through- Classwork Molar volume of a gas lab Finish gas laws review packet Homework: Gas laws test Tuesday

  18. In- 2/11/11, Warm-Up CSAP review Through- Classwork Introduce Graham’s law Graham’s law practice problems Graham’s law pre-lab Homework: Finish Graham’s law prelab for Monday. Failure to do so will mean you cannot participate in the lab on Monday

  19. In- 2/14/11, Warm-Up • Write down Graham’s Law and define all of the variables in the law. • 2. What pieces of information could you find out using Graham’s Law? Through- Classwork Graham’s law lab Homework: Test tomorrow Molar Volume of a gas lab due Thursday

  20. In- 2/17/11, Warm-Up Tomorrow is the end of the six week grading period. Write about how your semester is going so far. Through- Classwork Introduce solutions with PowerPoint and notes Supersaturated Lab Homework:None

  21. In- 2/18/11, Warm-Up Define the following terms: Saturated solution Supersaturated solution Unsaturated solution In the lab yesterday you made all three types of solutions. When did you have an unsaturated solution, saturated solution, and supersaturated solution? Which of the three is the most stable? Which of the three is least stable? Through- Classwork Calculating Molarity worksheet Homework: Finish molarity worksheet

  22. In- 2/23/11, Warm-Up No warm up Through- Classwork Solutions, suspensions, and colloids introduction and lab Homework: Lab due Friday

  23. In- 2/24/11, Warm-Up Define solution, suspension, and colloid. What are two ways you could test to see what kind of mixture you have? Through- Classwork Chromatography lab Homework: Solutions, suspensions, colloids lab and chromatography lab due Friday

  24. In- 2/25/11, Warm-Up Explain what the phrase “like dissolves like” refers to. How does this phrase relate to chromatography? What could be a real world application of chromatography? Through- Classwork Molarity calculations explanation and worksheet Homework: None

  25. In- 3/4/11, Warm-Up In a five sentence paragraph write about your CSAP experience. What was the hardest test for you? What was the easiest test for you? What could staff or administration done differently to ensure that you did your best on the tests? If you did not take CSAP, write about your week off. Through- Classwork Rocket Lab Homework: None

  26. In- 3/7/11, Warm-Up It has been a little while since we talked about solutions. In a five sentence paragraph, summarize what you remember about solutions. Through- Classwork Molarity and dilution example problems Molarity and dilution worksheet Solutions review packet Homework: Solutions review packet due Thursday Solutions test Friday

  27. In- 3/8/11, Warm-Up • Solve the following problems. • You have 50 mL of 6M HCl and want to dilute your solution to .25M. How much will you be able to make? • 2. You have 240 mL of 3M NaOH. For the lab you are doing, you need 1000 mL. What molarity will you be able to dilute your NaOH to? Through- Classwork Colligative properties discussion Molality calculations Molality worksheet Homework: Solutions review packet due Thursday Solutions test Friday

  28. In- 3/10/11, Warm-Up Explain why salt or Mag Chloride is put on the streets when it snows. What is the purpose of antifreeze in your car? Calculate the molality of a solution if Through- Classwork Introduce semester project Multiple intelligences quiz Multiple intelligences project You and your group members must set up a planning meeting with me before spring break. Homework: Solutions test Friday

  29. In- 3/14/11, Warm-Up We are going to be starting our unit on acids and bases. In complete sentences write down anything you know about acids and bases. Do you know of any everyday substances that are acidic or basic? Through- Classwork Introduction to Chapters 15-16 PowerPoint notes on acids and bases Homework:None

  30. In- 3/15/11,Warm-Up Using your notes from yesterday, write a five sentence paragraph summarizing your notes. Underline 5 key terms. Through- Classwork Conjugate acid/base pairs explanation Conjugate acids and bases worksheet Homework: None

  31. In- 3/17/11,Warm-Up Identify the conjugate acid/base pairs in the equation below. HC2H3O2 + H2O → C2H3O2-+ H3O+ Give the conjugate acid for the following bases: NH3 HPO42- Give the conjugate base for the following acids: HCl H2SO4 Through- Classwork Indicator discussion pH rainbow demonstration pH of household substances lab You will be designing your own lab today. Homework: None

  32. In- 3/18/11,Warm-Up In general yesterday during the lab, what kind of substances were acidic? What kind of substances were basic? Were there any results from yesterday’s lab that surprised you? Explain. Through- Classwork Introduce pH equations and practice problems Worksheet 18A due in class pH, pOH, [H], [OH] worksheet due Tuesday Homework: pH, pOH, [H], [OH] worksheet due Tuesday

  33. In- 3/21/11, Warm-Up What is the pOH of a solution that has a [H]=1.45 x 10-5? What is the [OH] if your pH = 12.4? Through- Classwork Acid base webquest Homework: Household items lab due Thursday

  34. In- 3/22/11, Warm-Up In a five sentence paragraph, explain what the purpose of titration is. Be sure to include the name of any important equipment, how to clean your equipment, and any other lab procedures in your paragraph. Through- Classwork Neutralization Reactions Lab (Think of this as a practice for the lab you will be doing later in the week.) Homework: Household items lab due Thursday

  35. In- 3/24/11, Warm-Up Explain how to do a titration calculation based on the lab you did yesterday. Through- Classwork Acid/Base Neutralization lab Homework:None

  36. In- 3/25/11, Warm-Up Write a five sentence paragraph about how your semester is going so far. Is this six weeks better or worse than the first six weeks? Are you meeting your goals for the semester? If not, what do you need to do to make sure you meet your goals? Through- Classwork Building a titration curve computer assignment Homework: Acid/Base test Friday after spring break Acid/Base lab write up due Thursday after spring break

  37. In- 4/5/11, Warm-Up Write a five sentence paragraph about your spring break. Through- Classwork Introduction to buffers Buffer worksheet Homework: Acid/Base test Friday Acid/Base lab write up due Thursday

  38. In- 4/7/11, Warm-Up 1. What is a buffer? 2. Where in real life could you find a buffered solution? 3. Explain what types of solutions can act as buffers. Through- Classwork Buffer lab Homework: Acid base test tomorrow

  39. In- 4/11/11, Warm-Up We are going to be talking about thermochemistry in this next unit which deals with heat, temperature, spontaneous and non-spontaneous reactions, enthalpy, entropy, free energy and some other terms. In a five sentence paragraph, write down anything you know about any of these words or other words you think might be related to the unit. Through- Classwork Notes on Thermochemistry Homework:None

  40. In- 4/12/11, Warm-Up In a five sentence paragraph, summarize the notes you took yesterday in class. Write down the equation and identify what all of the variables mean. Through- Classwork Heat calculations example Heat calculations worksheet due in class Homework: Lab write ups due Thursday (2 labs due)

  41. In- 4/14/11, Warm-Up 1. If a 259 g piece of iron absorbs 7234 J of energy, the temperature increases from 25oC to 97oC. Find the specific heat of iron. 2. How much heat energy is required to heat 134 grams of water by 45oC. Specific heat for water is 4.184 J/goC. Through- Classwork Fuel and specific heat lab Heat calculations 3 worksheet Homework: Finish heat calculations 3 worksheet

  42. In- 4/15/11, Warm-Up • Answer the following questions in complete sentences. • From the lab yesterday, which fuel was the most efficient? How do you know? • 2. Which fuel was the least efficient? How do you know? • 3. Looking at your data, did the three groups who tested each fuel get similar results? Why or why not? (Think about possible sources of error). Through- Classwork Phase change diagrams Phase change heat calculations worksheet Homework: Finish phase change heat calculations worksheet.

  43. In- 4/18/11, Warm-Up How much heat is needed to convert 83.6 grams of ice at -10.2 oC into steam at 125 oC. Remember specific heat water is 1.0 cal/goC, steam is .47 cal/goC, ice is .50 cal/goC. Heat of vaporization is 540 cal/g and heat of fusion is 80 cal/g. Through- Classwork Hess’s Law and calculating heat of reaction Heat of reaction worksheet Homework: More heat calculations wkst Heat of fuels lab due Thursday

  44. In- 4/19/11, Warm-Up Calculate the heat of reaction for the combustion of nitrogen monoxide gas, NO, to form nitrogen dioxide gas, NO2, as given in the equation below. Use heat of formation data to solve the problem. NO (g) + ½ O2 (g) → NO2 (g) Through- Classwork MRE heaters lab due in class today Homework: Heat of fuel lab due Thursday

  45. In- 4/21/11, Warm-Up Calculate the ∆H of reaction for the reactions below. Use the table on the back of the assignment from the other day to help you. 1. Na2CO3 (s)→ Na2O (s) + CO2 (g) 2. CH4 (g)+ O2 (g)→ CO2(g)+ H2O (g) Note: ∆H for sodium oxide = 414.2 kJ/mol Through- Classwork Finish MRE heater lab Specific heat of metals lab Homework: None

  46. In- 4/22/11, Warm-Up • Answer the following questions in complete sentences. • What is specific heat capacity? • Which would be better to cook with: a metal with a high specific heat or a metal with a low specific heat? Explain your answer. • Based on your lab yesterday, which type of metal would be best to make a frying pan out of? Explain your answer. Through- Classwork Reaction diagrams notes Reaction diagrams worksheet Homework: None

  47. In- 4/25/11, Warm-Up In a five sentence paragraph, summarize what you have learned so far in the thermochemistry chapter. Underline 5 key words. Through- Classwork Entropy and Free Energy notes Free energy worksheet Homework: Finish Free Energy worksheet Test next Friday Specific heat lab write ups due Thursday

  48. In- 4/28/11, Warm-Up • Answer the questions in complete sentences. • What is entropy? • 2. Does the universe tend to be more ordered or disordered? • 3. What is the equation used to find free energy? • 4. Describe the two situations where a reaction will definitely be spontaneous. • 5. What is the determining factor in reactions that might be spontaneous? Through- Classwork Entropy worksheet Iodine clock lab: reaction rates Homework: Test next Friday

  49. In- 4/29/11, Warm-Up Think about the lab you did yesterday. What were two factors that seemed to make a difference in the speed of your reaction? Explain why you think this is. Through- Classwork Reaction rates notes and worksheet Homework: Test next Friday

  50. In- 5/2/11, Warm Up Write a five sentence paragraph about reaction rates. Be sure to include the five factors that speed up a reaction in your paragraph. Through- Classwork Dueling aquariums demo Introduction to equilibrium Equilibrium worksheet Homework: Test Friday Finish equilibrium wkst

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