character: Mary
topic: Practical Chemistry 101: Overview of Basic Laboratory Techniques
grade: 9
subject: Chemistry
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character: Mr. Johnson
topic: Common Dilution Errors: Understanding Molarity vs. Molality
grade: 9
subject: Chemistry
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character: Lisa
topic: Tips for Accurate Dilutions: Avoiding Common Mistakes
grade: 9
subject: Chemistry
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character: Dr. Smith
topic: Practical Chemistry: Safety in the Laboratory and Avoiding Accidents
grade: 9
subject: Chemistry
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