PreparED Study Materials
CHEM 1045: General Chemistry 1 Lecture
School: Palm Beach State College
Number of Notes and Study Guides Available: 3
Notes
Study Guides
Videos
Understanding Barometers: How Do They Measure Pressure?
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Join us in this enlightening video as we delve into the inner workings of barometers. Discover how these essential weather instruments operate, using a column of mercury to measure pressure. We'll explore the principles behind this ingenious device and help you understand the science behind pressure measurement. Whether you're a weather enthusiast or a science lover, this video will provide valuable insights into the fascinating world of barometers.
Decoding Electron Configurations: From Rubidium to Argon Explained
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Explore the intricacies of electron configurations around the atomic nucleus. Understand the ordered filling of energy levels in atoms like Rubidium, Germanium, and Argon. A deep look into the ground-state configurations of key elements.
0.800g Match to SO?: Volume Calculation at 725 Torr & 32°C!
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Detailed walkthrough of calculating sulfur dioxide gas volume produced from burning tetraphosphorus trisulfide. Utilizes stoichiometry and the Ideal Gas Law to derive results under specific conditions. Step-by-step guide for understanding chemical reactions and gas volume calculations
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.
Ethylene Glycol & Freezing Point in Antifreeze
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We explore the impact of increasing the concentration of ethylene glycol in an antifreeze mixture, explaining the resulting effect on the freezing point of the solution by examining its interaction with water molecules.
Calculating [H?] in HNO? Solution Halfway to Equivalence with KOH
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Unraveling HNO? Titration: Calculating [H?] Halfway with KOH. Harness the Henderson-Hasselbalch equation for pH determination. Discover the pH at midpoint between weak acid and strong base titration.