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1 Chemistry For All By PresenterMedia.com PresenterMedia.com

2 Teachers that teach several levels of chemistry courses (physical science, chemistry, honors chemistry, AP Chemistry) Save time in lab prep by using the same prep for multiple courses Session Focus

3 PS1A Structure and Properties of Matter How do particles combine to form the variety of substances one observes? Intermolecular Forces 3 Key Chemistry Areas from Framework

4 PS1B Chemical Reactions How do substances combine or change to make new substances? How does one characterize and explain these reactions and make predictions about them? Reaction Rates 3 Key Chemistry Areas from Framework

5 PS3D Energy in Chemical Processes and Everyday Life How do food and fuel provide energy? If energy is conserved, why do people say it is produced or used? Thermochemistry 3 Key Chemistry Areas from Framework

6 “Stand-alone” topics are easiest (Kinetics & Thermochemistry) Topics that rely on development of foundational knowledge require more planning (Intermolecular Forces) Scheduling Approach

7 Same Basic Lab – Differentiate in data analysis (Kinetics) Same Basic Lab – Differentiate in post lab activities (Thermochemistry) Same basic lab – Differentiate in scaffolding and depth of questions (Intermolecular Forces) Differentiation Approach

8 Variety of ways to collect data (mass loss, water displacement) that are suitable for all levels. Same method used for all classes. Non-AP courses: Focus on Collision Theory and factors affecting reaction rate (more inquiry, group whiteboard presentations of results) AP: In addition to conceptual focus, use data to determine order of reaction and suggest a rate law (method of initial rates). Calculate activation energy Reaction of Sodium Bicarbonate and Citric Acid Kinetics

9 All courses Specific heat of water with candle (plot m ∆T vs. time, slope ~ 4.18 to lead into Q=ms ∆T) Flaming Cheetos Lab: burn food (Cheetos and peanuts work well) use data to calculate fat content and compare to nutritional label Energy of fuels lab: burn different fuels (spirits burners) and calculate energy content; draw conclusions comparing data with chemical structure Soda Can Apparatus Thermochemistry

10 AP follow-up For each of the fuels: - use data to calculate ∆H rxn - write combustion equation and use ∆H f ° to calculate ∆H rxn to compare with experimental data - JCE ethanol conversion problem Soda Can Apparatus Thermochemistry

11 Students make a variety of observations and explain them in terms of attractive forces between particles All courses make same observations and are asked same general questions. Non-AP courses receive some scaffolding at each station and are allowed more general responses. Lab Stations Intermolecular Forces


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