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In - 1/08/13, Warm-Up

In - 1/08/13, 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? Out - Reflection None. Through - Classwork Check out lab drawers Start Copper Circle Lab day 1

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In - 1/08/13, Warm-Up

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  1. In- 1/08/13, 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? Out- Reflection None Through- Classwork Check out lab drawers Start Copper Circle Lab day 1 Introduce Ionic bonds Ionic bonding worksheet Homework: Finish ionic bonding worksheet

  2. In- 1/09/13 and 1/10/13 Warm-Up Answer the following questions. What is an ionic bond? How are atoms of elements in the same group of the periodic table similar and how does this relate to bonding? 3. What is the charge on an electron and how is the related to bonding? 4. Which types of elements will lose electrons? 5. Which types of elements will gain electrons? Out- Reflection (10 pts.) Explain in your own words what electronegativity is. Specifically, how can you use electronegativity to identify what type of bond is present? Through- Classwork Day 2 of Copper Circle lab Introduce electronegativity and bonding Classifying bonds worksheet Homework: None

  3. In- 1/11/13, 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. • Reflection- Out • None Through- Classwork Copper Circle lab day 3 Introduce covalent bonding and dot structures Dot structures worksheet Homework: Dot structures worksheet

  4. In- 1/14/13, Warm-Up Draw the Dot structures for the following covalent molecules. O2 C2H2 NF3 CO2 Out- Reflection None Through- Classwork Copper circle lab day 4 Work on Lewis Structures worksheet if you have down time * I know the above sheet is hard. We will work on it together in class if there are questions tomorrow Homework: Finish front side of Lewis dot structures worksheet

  5. In- 1/15/13, Warm-Up Look at the dot structures on the other page and explain what is wrong with each structure. Out- Reflection Through- Classwork Lab write up requirements Day 5 of Copper Circle lab Work on Lewis Structures worksheet as a class Homework: Copper Circle lab write up due 1/23/13 next Wednesday Test next Friday Problem set due next Friday P. 195 11-15, 23-25, 28-33, 37-51, 64-66

  6. In- 1/16/13 and 1/17/13 Warm-Up • Draw Lewis dot structures for the following molecules. • O3 • 2. NO3- • 3. PO43- • Out- Reflection (10 pts) • What is the shape of a molecule based on? • What is the difference between a polar bond and a polar molecule? • Could a molecule have polar bonds but be non-polar? Explain. Through- Classwork Molecular shape introduction Polar and non-polar molecules introduction Molecular modelling lab due in class today Homework: Lab write up due next Wed. Test next Friday

  7. In- 1/18/13, Warm-Up • Answer the following questions in complete sentences. • Compare and contrast ionic bonds and covalent bonds. • 2. Explain how you could determine if a bond is polar or not. • 3. Explain how you could determine if a molecule is polar or not. • 4. Explain the process for finding out the molecular geometry for a molecule. • Out- Reflection • None Through- Classwork Bond Review Sheet due in class today Homework: Copper circle lab due Wednesday Test next Friday Problem sets due next Friday P. 195 11-15, 23-25, 28-33, 37-51, 64-66

  8. In- 1/23/13, Warm-Up Your bonding test is coming up this week. In a five sentence paragraph, write about what you think you need to study in order to be successful for the test. Out- Reflection None Through- Classwork Notes on Intermolecular forces Computer assignment on intermolecular forces Homework: Test Friday Problem set due Friday

  9. In- 1/24/13, Warm-Up In a five sentence paragraph, summarize what you learned about IMFs yesterday. Out- Reflection None Through- Classwork IMF lab due in class Homework Test tomorrow Problem set due tomorrow

  10. In- 1/28/13, Warm-Up You will be signing up for classes for next year very soon. In at least a five sentence paragraph, write about what science class you think you might be interested in taking next year. Explain why you are interested. Out- Reflection None Through- Classwork How much gas is produced activity. P. 274 Active Chemistry book Work with a partner to review the concepts of conversions and molar mass. Homework: None

  11. In- 1/29/13, Warm-Up Using your prior knowledge and the activity you did yesterday, write down anything you can remember about conversion problems. You can list the items if that is easier. Out- Reflection None Through- Classwork Introduce the molar map Introduce mole ratio Mole to mole conversions Homework: None

  12. In- 1/30/13 and 1/31/13 Warm-Up • C3H8 + O2→ H2O + CO2 • Calculate the number of moles of water produced if you start with 4.5 moles of oxygen. • 2. If 16.9 moles of carbon dioxide are produced, calculate the number of moles of C3H8 that you started with. • 3. How many moles of carbon dioxide can be produced from 108 moles of oxygen? Through- Classwork Introduce gram to mole conversions Moles and mass lab- collect data only Homework: Finish moles and grams conversions

  13. In- 2/1/13, Warm-Up • C3H8+ 5 O2→ 4 H2O + 3 CO2 • Calculate the number of moles of water produced if you start with 4.5 grams 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 moles of carbon dioxide can be produced from 108 grams of oxygen? Through- Classwork Grams to grams conversions intro and worksheet Worksheet due in class Homework: None

  14. In- 2/4/13, Warm-Up • C3H8is burned in air to produce water and carbon dioxide. • Calculate the number of grams of water produced if you start with 4.5 grams of oxygen. • 2. If 16.9 grams of carbon dioxide are produced, calculate the number of grams of C3H8 that you started with. • Remember, write out a balanced equation first. • Your calculation should have a grams to moles converstion 1st, then use mole ratio to convert to moles of 2nd substance, last convert moles into grams of 2nd substance. Through- Classwork Limiting reactant introduction Limiting reactant lab (s’mores) Homework: Test next Tuesday

  15. In- 2/5/13, Warm-Up 1. Pick the correct definition below for limiting reactant: The reactant that you have the least of to start with The reactant that you have the most of to start with The reactant that allows you to make the least amount of product The reactant that allows you to make the most amount of product 2. You work in a sandwich shop and the specialty sandwich there requires 2 pieces of bread, 1 piece of lettuce, 4 pieces of turkey, 3 slices of avocado, and 2 slices of tomato. If you have 100 of each ingredient, which is the limiting reactant? What is the theoretical yield? 3. What is the theoretical yield based on above? Why? Through- Classwork Limiting reacant problems Lab calculations Homework: Stoichiometry packet due Tuesday Test Tuesday Grams to grams due Friday Limiting reactant problem due block day

  16. In- 2/6/13, Warm-Up 2H2 + O2→ 2H2O If you start with 32.3 grams of hydrogen and 50.1 grams of oxygen find the limiting reactant and calculate the theoretical yield of water. Through- Classwork Lead Iodide lab Homework: Stoichiometry packet due Tuesday Grams to grams due Friday Test Tuesday

  17. In- 2/8/13, Warm-Up No Warm Up- Keep your warm-ups until next week Through- Classwork Weigh lead iodide samples Mr. Vore Physics talk Homework: Test Tuesday Stoichiometry packet due Tuesday Lab write up due Friday

  18. In- 2/11/13, Warm-Up Silver nitrate reacts with iron to form iron (III) nitrate and another product. After carrying out the experiment, 6.2 grams of iron (III) nitrate are formed. If you start with 20. grams of silver nitrate, what is the perecent yield? Out- Reflection None Through- Classwork Work day You may work on your lab write up or your stoichiometry packet Homework: Stoichiometry packet due tomorrow Test tomorrow Lead Iodide Lab write up due Friday

  19. In- 2/13/13 and 2/14/13 Warm-Up We are going to be talking about learning styles today in preparation for your semester project. In a paragraph, write about how you think you learn best. Why do you think this is? Through- Classwork Introduce semester project Multiple intelligences project Homework: Binder check due Thursday

  20. In- 2/15/13, Warm-Up We are going to start a unit talking about gases and how they behave. We will be talking about the relationship between pressure, volume, and temperature as they pertain to gases. Write down 5 things you know about gases, volume, temperature, or pressure. Out- Reflection Through- Classwork Finish multiple intelligences page due in class today Introduce Boyle’s law Boyle’s Law lab- due in class today Homework: Binder check due Wed. or Thursday

  21. In- 2/20/13, Warm-Up • Answer the following questions about gas laws. Use your notes to help you. • What does the equation for Boyle’s Law look like? • What is the relationship between pressure and volume? • What are some possible units for pressure? • 4. What does STP mean? • What is the equation for Charles’s Law? • What would the following temperatures be converted to Kelvin? • a) 25 oC b) -75 oC c) 150 oC Through- Classwork Introduce Charles’s Law Boyles and Charles’ Law worksheet due in class today Homework: Binder check due Thursday

  22. In- 2/21/13, Warm-Up Please read the introduction for the lab you were handed as you walked in and write down the following items: Factors that influence the volume of a gas What temperature we can assume a gas is equal to When the pressure of a gas is equal to atmospheric pressure What moving the eudiometer up or down does to the pressure How to get pressure of a dry gas Through- Classwork Molar volume of a gas lab Homework: None

  23. In- 2/25/13, Warm-Up Write a five sentence paragraph. So far, we have talked about Boyle’s Law, Charles’ Law, and the Combined Law. How are you feeling about gas laws so far? Is there anything that is confusing you? Are there any laws that you feel you need more practice with? Through- Classwork Introduce Ideal gas law Ideal Gas Constant Lab Homework: None

  24. In- 2/26/13, Warm-Up Look at the units for the ideal gas constant, R. When you plug in a volume number into the equation, what units must it have? A gas, H2, has a volume of 87 mL and is collected at a temperature of 25 oC. 18 grams of the gas is collected. At what pressure was the gas collected? Through- Classwork Finish lab from yesterday Ideal gas law worksheet Homework: Ideal gas law worksheet due block day

  25. In- 2/27/13 & 2/28/13Warm-Up A gas is confined in a 1.5 L flask. There are 0.16 mols of this gas in the flask and the temperature is 15oC. What is the pressure of the gas? A gas has a pressure of 654 torr, a volume of 1.0 L, and is collected at a temperature of 20.0 oC. What is the molecular weight (grams/mols) of this gas if you have 2.33 grams? (Hint: solve for moles and divide your answer by the grams given). Through- Classwork Gas Laws packet- does not leave the classroom Molar Volume of a gas Lab Homework: Molar Volume of a gas lab write up due next Friday Gas Laws test next Friday

  26. In- 3/1/13, Warm-Up Think about the 3 labs we have done using the eudiometers to answer the following questions. Why is it necessary to make sure the water level inside the eudiometer and in the large graduated cylinder are even when reading a volume? Why can we assume that the water temperature is the same as the temperature of the gas? Why do we need to make a water correction? (subtract out the water vapor pressure) Through- Classwork Go over lab calculations Work on gas law packets These don’t leave the room You will also have time to work on these on Monday Homework: Molar Volume of a gas lab write up due Friday Gas Laws test Friday

  27. In- 3/4/13, Warm-Up Choose which gas law to use and solve. 1. In a 2.5 liter container, there are .0365 moles of hydrogen gas. The temperature is 298 K. What is the pressure of the gas inside the container? 2. A container of gas contains 55.6 mLat a pressure of 645 mmHg. The volume of the container expands to245 mL.What is the new pressure of the gas? Through- Classwork Gas laws packet work time These don’t leave the room If you need additional time, you are welcome to come in outside of class. Introduce dalton’s and avogadros laws Homework: Gas Laws Test Friday Molar Volume of a gas lab due Friday Gas Laws packet due Friday

  28. In- 3/9/12, Warm-Up In a five sentence paragraph, write about this past week. Which of the TCAP tests were the easiest for you? Which were the hardest for you? Why? What else did you do during the week? Through- Classwork Rocket competition Which group can launch a plastic rocket the farthest? Homework: None

  29. In- 3/12/12, Warm-Up • We are going to be studying solutions for the next couple of weeks. Look at the list of words below and write down whatever you know about those words. • Solute • 2. Solvent • 3. Molarity • 4. Soluble/Insoluble • 5. Polar/Nonpolar Through- Classwork Solutions Notes Homework: Solubility graph

  30. In- 3/13/12,Warm-Up Using your notes from yesterday, write a five sentence paragraph summarizing your notes. Underline 5 key terms. Through- Classwork Molarity calculations Homework: None

  31. In- 3/14/12,Warm-Up • If you have 25 grams of HCl and 48.5 liters, what molarity of HCl can you make? • 2. If the molarity of a solution of ZnCl2 is 6.4 M and you know that you started with 4.2 grams, how many liters are necessary? Through- Classwork Supersaturated lab Homework: None

  32. In- 3/16/12,Warm-Up • Explain what an unsaturated, saturated, and supersaturated solution are. • 2. Which of the three solutions is the most stable? Why do you think this is? • 3. Why is it that so much sodium thiosulfate should have dissolved in so little water in the lab on Wednesday? Through- Classwork Lab demo Homework: Lab write up due Tuesday

  33. In- 3/19/12, Warm-Up No warm up- get started on lab right away Through- Classwork Solutions, suspensions, colloids lab Homework: Finish solutions, suspensions, colloids lab Test Friday

  34. In- 3/20/12, Warm-Up • Explain the difference between a solution, suspension, and a colloid. • 2. Explain what the Tyndall effect is and how it was used yesterday in the lab. • 3. Give an example of something that is a solution, suspension, and a colloid. Through- Classwork Molarity calculations Colligative properties Molality calculations Homework: Test Friday Finish worksheets not finished in class

  35. In- 3/21/12, Warm-Up • Explain what a colligative property is. • 2. Name each of the colligative properties. • 3. Why do they put salt or Mag chloride on the roads in the winter time? Through- Classwork Chromatography lab Solutions review packet Homework: Test Friday Lab write up due Tuesday after spring break

  36. In- 4/2/12, Warm-Up Write a five sentence paragraph about what you did over spring break. Through- Classwork Acids and Bases Webquest Homework: Lab write up due Tuesday

  37. In- 4/3/12, Warm-Up Based on the assignment from yesterday, write down one thing you learned from each website that you found interesting. Then, write down whatever you think is the MOST IMPORTANT thing you learned from yesterday. Through- Classwork Introduce Bronsted Lowry acids and bases Conjugate acid base pairs explanation Conjugate acid base pairs worksheet Homework: None

  38. In- 4/4/12, 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 pH rainbow demonstration Indicator discussion pH of common household substances lab You will be creating your own lab today. Homework: Lab Write up due Tuesday

  39. In- 4/6/12, Warm-Up Thinking about the lab on Wednesday, explain why you chose to use the indicator you did to test each substance. Did your method seem effective? Is there anything you would do differently next time to improve your results? Did any of the results surprise you? Through- Classwork Questions on HW pH, pOH, [OH], [H] worksheet due in class today Homework: None

  40. In- 4/9/12, Warm-Up Given that the [OH-] of a solution is 1.5 x 10-9, calculate the pH, pOH, [H+], and decide if it is an acid or a base. Through- Classwork Introduction to titration Molarity calculations worksheet Start computer assignment Homework: Lab write up due Tuesday

  41. In- 4/10/12, Warm-Up • In your own words, explain what a titration is and what it is used for. • 2. During a titration, you add 12.5 mL of .2 M HCl to an unknown concentration of NaOH. You start out with 10.0 mL of the base solution. What is the concentration of the base? Through- Classwork Introduce how to use burets Practice titration lab Homework: Acids bases test Tuesday

  42. In- 4/11/12, Warm-Up • When doing a titration, what do you clean your buret with? • 2. In which substance, acid or base, does the indicator go? • 3. What pieces of data do you need to make sure you write down when doing a titration? Through- Classwork Titration lab calculations Titration lab introduction Titration lab Homework: Test Tuesday on Acids/Bases

  43. In- 4/13/12 Warm-Up No Warm Up- Get started on lab Through- Classwork Finish Titration lab- Part B If you finish early, start on buffer worksheet Homework: Acid Base Test Tuesday

  44. In- 4/16/12, Warm-Up • Test review questions • Calculate the pH, [H], pOH, and decide if the substance is acidic or basic given that the [OH] = 4.2x10-6 M. • 2. Explain in your own words what a titration is used for. Be sure to include any important information you can think of having to do with titration. • 3. Define acid, base, conjugate acid, and conjugate base. • 4. Given the compound NH3, write what the conjugate acid would be and the conjugate base. Through- Classwork Buffers worksheet Homework: Test tomorrow

  45. In- 4/18/12, Warm-Up We are going to be starting our thermochemistry unit. Today, we are going to be talking about conduction, convection, and radiation. In a five sentence paragraph, write down anything that you know about this topic. You can also write about heat and temperature or energy. Through- Classwork What is heat lab No lab write up- due in class Checking up questions and chem to go questions due on a separate sheet of paper. Homework: Finish checking up/chem to go questions

  46. In- 4/20/12, Warm-Up • Explain what conduction, convection, and radiation are. • 2. Using the model of cooking peas, explain how the three types of heat transfer are used to help cook the peas. • 3. What is/are the unit(s) that is/are used to measure energy? Through- Classwork Heat calculations introduction and worksheet Homework: None

  47. In- 4/23/12, Warm-Up • A 50 gram glass of water is cooled from 85oC to 26oC. Calculate the heat of energy lost. • 2. The heat absorbed by a 25 gram glass of water is 90 calories. If the starting temperature of the water is 45oC, what is the final temperature? Through- Classwork Phase change diagram explanation Heat calculations with phase changes due in class More Heat calculations due Wednesday Homework: Finish more heat calculations

  48. In- 4/25/12, Warm-Up 20 g of steam, at a temperature of 132oC, is converted to ice ending at a temperature of -45oC. Calculate the energy change for the system. Through- Classwork Cooking Fuels lab Enthalpy, entropy, free energy reading and questions Free energy and entropy assignments Homework: Lab write up due Tuesday Worksheets due Friday

  49. In- 4/27/12, Warm-Up 1. Explain how you could tell if a reaction is spontaneous or not. There are 4 possible scenarios. Explain each one. 2. Explain how it is possible for a system to increase in entropy. 3. Explain what endothermic and exothermic mean. How is this related to spontaneity of a reaction. Through- Classwork Free Energy Calculations Enthaply Calculations Homework: Lab Write up due Tuesday

  50. In- 4/30/12, Warm Up For the reaction below, find the total enthalpy change for the reaction. Mg (s) + 2H2O (l) → Mg(OH)2 (s) + H2 (g) Enthalpy changes are listed below for each species. Mg (s) = 0 kJ/mol Mg(OH)2 (s) = -925 kJ/mol Other values should be in your table. Through- Classwork MRE heaters lab due in class. This lab does not need to go in your lab notebook. Homework: Lab write up due tomorrow

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