11.0 Equilibrium POGIL
LO 6.3 I can connect kinetics to equilibrium by using reasoning about equilibrium, such as LeChatelier's principle, to infer the relative rates of the forward and reverse reactions.
11.1 Nitrogen Dioxide & Dinitrogen Tetraoxide
LO 5.15 I can explain how the application of external energy sources or the coupling of favorable with unfavorable reactions can be used to cause processes that are not thermodynamically favorable to becomes favorable.
LO 6.3 I can connect kinetics to equilibrium by using reasoning about equilibrium, such as LeChatelier's principle, to infer the relative rates of the forward and reverse reactions.
LO 6.8 I can use LeChatelier's principle to predict the direction of the shift resulting from various possible stresses on a system at chemical equilibrium.
Groundwork for
LO 6.2 I can, given a manipulation of a chemical reaction or set of reactions (e.g., reversal or reaction or addition of two reactions), determine the effects of that manipulation on Q or K.
LO 6.10 I can connect LeChatelier's principle to the comparison of Q to K by explaining the effects of the stress on Q and K.
LO 6.3 I can connect kinetics to equilibrium by using reasoning about equilibrium, such as LeChatelier's principle, to infer the relative rates of the forward and reverse reactions.
LO 6.8 I can use LeChatelier's principle to predict the direction of the shift resulting from various possible stresses on a system at chemical equilibrium.
Groundwork for
LO 6.2 I can, given a manipulation of a chemical reaction or set of reactions (e.g., reversal or reaction or addition of two reactions), determine the effects of that manipulation on Q or K.
LO 6.10 I can connect LeChatelier's principle to the comparison of Q to K by explaining the effects of the stress on Q and K.
Exploration Objective:
(An animation for the reaction in case you need it: http://www.chem.iastate.edu/group/Greenbowe/sections/projectfolder/animations/no2n2o4equilV8.html )
- What substance was in each test tube? Provide a ball and stick model.
- What happens when you place the test tube in boiling water into the ice water? What process is favored by the changes? What's occurring at a faster rate? What is the change in concentration?
- What happens when you place the test tube in ice water into the boiling water? What process is favored by the change? What's occurring at a faster rate? What is the change in concentration?
- What is the balanced equation (including enthalpy)?
- Explain your observations of the reversals in terms of LeChatelier's principle.
- What is happening within the test tube at room temperature? How is it related to the hot and cold test tubes?
(An animation for the reaction in case you need it: http://www.chem.iastate.edu/group/Greenbowe/sections/projectfolder/animations/no2n2o4equilV8.html )
11.2 Reversible Reactions PhET
LO 5.15 I can explain how the application of external energy sources or the coupling of favorable with unfavorable reactions can be used to cause processes that are not thermodynamically favorable to becomes favorable.
LO 6.3 I can connect kinetics to equilibrium by using reasoning about equilibrium, such as LeChatelier's principle, to infer the relative rates of the forward and reverse reactions. LO 6.8 I can use LeChatelier's principle to predict the direction of the shift resulting from various possible stresses on a system at chemical equilibrium. Groundwork for LO 6.2 I can, given a manipulation of a chemical reaction or set of reactions (e.g., reversal or reaction or addition of two reactions), determine the effects of that manipulation on Q or K. LO 6.10 I can connect LeChatelier's principle to the comparison of Q to K by explaining the effects of the stress on Q and K. |
11.3 Reversible Reactions & Equilibrium
LO 6.1 I can, given a set of experimental observations regarding physical, chemical, biological, or environmental processes that are reversible, construct an explanation that connects the observations to the reversibility of the underlying chemical reactions or processes.
LO 6.3 I can connect kinetics to equilibrium by using reasoning about equilibrium, such as LeChatelier's principle, to infer the relative rates of the forward and reverse reactions. |
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11.4 LeChatelier
LO 6.3 I can connect kinetics to
equilibrium by using reasoning about equilibrium, such as LeChatelier's
principle, to infer the relative rates of the forward and reverse
reactions.
LO 6.8 I can use LeChatelier's principle to predict the direction of the shift resulting from various possible stresses on a system at chemical equilibrium.
LO 6.9 I can use LeChatelier's principle to design and set of conditions that will optimize a desired outcome, such as product yield.
LO 6.8 I can use LeChatelier's principle to predict the direction of the shift resulting from various possible stresses on a system at chemical equilibrium.
LO 6.9 I can use LeChatelier's principle to design and set of conditions that will optimize a desired outcome, such as product yield.
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Quiz #1: Sect. 9.1-9.3