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- Age
or Grade:
Juniors/Seniors
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- Estimated
Length:
80 minutes
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- Prerequisite
knowledge/skills:
Students have completed the unit on molarity.
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- Description
of New Content:
This is a review game of molarity.
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- Goals:
Students will be able to answer questions about moles, molecules, grams, molarity, and toxicity to prepare for their exam.
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- Procedure:
- Opener:
- Review with students the formulas for molar mass (atomic mass = 1 mole), molecules (6.02 x 10^23 molecules = 1 mole), molarity (mole/liter), and toxicity (weight in kg * LD50).
- Development:
- Divide class into 2 teams.
- Show the 5 categories. Explain that higher point questions are harder.
- Explain that each team must elect a captain, who will be the person to give the final answer.
- Explain that team 1 will choose a question to answer. Team 2 must also prepare to answer the question in case team 1 gives an incorrect answer. The team with the most points wins!
- Closure:
- Suggestion: offer extra credit or free homework grade to the winners (although no incentive was necessary for a heated competition!).
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- Evaluation:
Students had the citywide final exam.
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- Extensions:
Students could make their own jeopardy questions (and provide the answers) to give to the other team.
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