PreparED Study Materials
CHEM 480: Biochemistry 1
School: St. Cloud State University
Number of Notes and Study Guides Available: 2
Notes
Videos
Speed of Light Explained: Earth, Billions of Km & the Concept of Light
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Discover the incredible speed of light as it zips 7.5 times around Earth in just a second! Marvel at its daily and yearly travels, equating to billions and trillions of kilometers. Dive deeper into the concept of a 'light year' and its significance in astronomical measurements.
Molecular Geometry & Polarity: Why CO? & CCl? Are Nonpolar Explained
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Uncover the intriguing relationship between molecular geometry and polarity in chemistry. Using CO? and CCl? as examples, learn how polar bonds can result in nonpolar molecules. Recognize the role of symmetry in determining molecular polarity.
Oxidizing & Reducing Agents: Electron Exchange Demystified
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Explore the world of oxidizing and reducing agents in chemistry. Gain a clear understanding of what they are and how they function without delving too deep into the subject matter.
Atomic Radius Trends: Unveiling Periodic Table Secrets
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Discover the intricacies of atomic radius and its trends on the periodic table in this video. Unravel the factors influencing atomic size and explore how elements' positions on the periodic table affect their atomic radii.
Molecule Count in 0.334 g of C?H?: Ethane Analysis
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This instructional video guides you through the process of determining the number of molecules in a given sample. It illustrates the conversion from grams to moles using the molar mass of the substance and then to molecules using Avogadro's number, providing a practical example with ethane (C?H?) to calculate approximately 6.67 x 10²¹ molecules in a 0.334 g sample.
Reaction Rate Impact: Ethanol, Tert-Butyl Bromide & Temp
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Explore the intricacies of reaction rates with varying concentrations of ethanol and tert-butyl bromide. Understand the principles of SN1 reactions and the impacts of temperature on rate acceleration. Grasp the core elements that influence and optimize chemical reactions in diverse applications.