PreparED Study Materials
CHEM 121A: General Chemistry I
School: University of Nevada - Las Vegas
Number of Notes and Study Guides Available: 17
Notes
Study Guides
Videos
Drawing the Lewis Structure for Glycine: The Protein Building Block
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Discover how amino acids, specifically glycine, form the foundation of proteins. Understand and visualize the Lewis structure representation of glycine. Grasp the significance of atomic bonding and electron distribution.
Perfecting Perbromate Ion: Achieving Zero Formal Charges
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Learn how to create a Lewis structure for the perbromate ion, ensuring all atoms achieve zero formal charges. Follow the step-by-step guide to understand the bonding and electron distribution in this chemical compound.
Mass of Solutions: 12g Sucrose in 4.1%, 3.2%, & 12.5% Cases
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Determining the total mass of sucrose solutions at varying concentrations: 4.1% 3.2% and 12.5%. Learn step-by-step calculations to find solution masses containing 12 grams of sucrose. Results: ~292.68g ~375g and 96g for each concentration respectively.
Reactions of Isopentyl Bromide with Various Reagents
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Explore the fascinating reactions of isopentyl bromide with a variety of reagents and uncover the expected products in each scenario.
Metric Conversions: cm to m, g to kg, cm to mm, mL to L
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Master metric unit conversions with step-by-step examples, including cm to meters, g to kilograms, cm to millimeters, and mL to liters.
Hydrogen Peroxide Molecule Classification
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This discussion explores the nature of hydrogen peroxide as a compound composed of hydrogen and oxygen atoms and categorizes it as either a homoatomic or heteroatomic molecule.