PreparED Study Materials
CHEM 214: Analytical Chemistry
School: University at Buffalo
Number of Notes and Study Guides Available: 1
Notes
Videos
Rutherford's Gold Foil: The Pivot to the Modern Nuclear Atom Model
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Discover Rutherford's pivotal Gold Foil Experiment and its impact on atomic theory. Unveil the discrepancies with the Plum Pudding Model. Grasp the birth of the nuclear atom model through unexpected alpha particle deflections.
Moles of H in Samples: H?O, NH?, N?H?, C??H??
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Discover how to calculate the number of moles of hydrogen in different chemical samples, including H?O, NH?, N?H?, and C??H??.
H-Cl Bond Energy Explained: ?H Signs Formation & Breakage Dynamics
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Explore the concept of bond energy with the H-Cl bond as a prime example. Delve into the energy dynamics of bond breaking (endothermic positive ?H) versus bond formation (exothermic negative ?H). Understand how the magnitude remains consistent but signs differ based on energy absorption or release.
Barium Chloride & Sodium Sulfate: Calculating BaSO? Yield
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Dive into the chemical reaction between Barium Chloride and Sodium Sulfate. Through step-by-step calculations, discover how to determine the resultant mass of Barium Sulfate. Conclude with a real-world example, highlighting the precise amount formed.
What is meant by K?.??
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Delve into the world of biochemistry and discover what this critical parameter means in the context of binding constants. We'll break down the significance of K?.? and explain how it's used to quantify the strength of interactions in various biological processes. Whether you're a student, scientist, or simply curious about the world of science, this video will provide you with a clear understanding of K?.? and its role in biochemical research.
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.




















