PreparED Study Materials
CHEM 3005: Quantitative Analysis
School: University of Oklahoma
Number of Notes and Study Guides Available: 0
Videos
Calculating Percent Composition: Using Molecular Formulas & Atomic Mas
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Understand the process of calculating percent composition using the molecular formula. Grasp the methodology with compounds like C2H4O2, CH2O2, and more. Discover how atomic masses influence the mass percent of elements in various compounds.
Mass of Fluorine in 24.6g SnF? Toothpaste: A Breakdown
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Tin(II) Fluoride in Toothpaste: Dive into the chemistry of Tin(II) Fluoride commonly used in toothpaste to prevent tooth decay. Understand molar mass calculations stoichiometry and determine the fluoride content in a given compound
Calculate a Building's Age Using Nickel-63 Decay
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The scenario involves an archaeologist analyzing iron in an old building containing nickel-63, which has a known half-life of 92 years. With only 0.78% of the original nickel-63 remaining, the goal is to estimate the year when this discovery was made. We delve into the calculations and principles of first-order decay reactions.
Homogeneous vs Heterogeneous Mixtures: Examples & Classification Expla
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Explore the distinction between homogeneous and heterogeneous mixtures. Through real-world examples like baby oil, chocolate chip cookies, and wine, understand their uniformity, phases, and how components are distributed.
Copper Bombardment: Calculating X-ray Photon Energy
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We'll guide you through the process of calculating the energy associated with X-ray photons when the wavelength is 0.154 nm. This video offers a practical application of physics and helps you understand the energy spectrum of X-rays. Whether you're a science enthusiast or a student, you'll gain valuable insights into this intriguing topic.
Evolutionary Implications of Cytochromes vs. Hemoglobin and Myoglobin
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In this video, we delve into the fascinating world of evolutionary adaptations in heme-containing proteins.



















