PreparED Study Materials
CHM 203: Organic Chemistry
School: University of Rochester
Number of Notes and Study Guides Available: 2
Notes
Study Guides
Videos
Indium Secrets: Electron Config Magnetism & HCl Reaction
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This video breaks down the configurations for In In+ In2+ and In3+ distinguishing between diamagnetic and paramagnetic properties. Uncover the oxidation state of Indium in InCl2 and understand its diamagnetic nature.
Chemical Formulas for Barium Hydroxide, Magnesium Sulfite, and More
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This video discusses the process of writing chemical formulas for different compounds, providing details on the types and charges of ions involved in each compound's composition. The video concludes with the chemical formulas for barium hydroxide, magnesium sulfite, calcium carbonate, ammonium sulfate, and lithium hydrogen carbonate.
Positron Emission Nuclear Equations: Co-55, Na-22, F-18
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Learn how to write nuclear equations for positron emission with Co-55, Na-22, and F-18. Explore the fascinating world of nuclear reactions.
Determining Base Concentration Using KHP: Indicator Choice Solution
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Discover how to choose the right indicator for a titration involving Potassium hydrogen phthalate (KHP) and a strong base. Grasp the calculations from molar mass to pH and understand why Thymolphthalein is the ideal choice for a change near pH 8.95.
Iron Bar: Mass Change and Rust Formation
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Learn about mass changes in an iron bar when exposed to moist air, including the formation of rust (Fe?O?) and how to calculate the final mass.
Converting Various Units: Weight, Time, Height, and Volume
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This video focuses on unit conversions and the practical use of conversion factors to translate quantities between different units. It provides clear examples of converting 70 kilograms to pounds, translating 14 billion years into seconds, changing the height of a basketball player from feet and inches to meters, and converting cubic meters to liters, illustrating the importance of this skill in various scientific and everyday scenarios.