PreparED Study Materials
CHEM 1021: Beer Brewing: Chemical and Biochemical Principles
School: University of Missouri - St. Louis
Number of Notes and Study Guides Available: 2
Notes
Videos
Orthorhombic Unit Cell: Decoding Nickel Sulfate's Crystal Density
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The video offers an insightful look into the orthorhombic unit cell, a unique crystal lattice structure. By exploring nickel sulfate's unit cell and its specific dimensions, we determine both the number of formula units and the density of this crystalline structure.
Decoding Acid Formulas: From Phosphoric to Sulfurous - Chemistry Insig
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Explore the distinct chemical formulas of various acids like phosphoric, hydrobromic, and sulfurous acids. Understand their practical applications, from flavoring agents to sanitization in brewing. Highlighting their unique molecular makeup, learn the critical roles they play.
Does Cesium Bromide & Hydrogen Iodide in Water Conduct Electricity?
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Explore the conductivity of aqueous solutions: Cesium bromide and hydrogen iodide. Understand their ionic nature and how it leads to the presence of charged ions enabling electricity conduction
Weight% of Ba, K, Cl in Heated BaCl2·2H2O & KCl Mix
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In this video we explore the process of calculating the weight percent of barium potassium and chlorine in a mixed sample of barium chloride dihydrate and potassium chloride. Through a step-by-step approach we examine the changes in sample weight after heating to 160°C breaking down the calculations for each elemental content.
Mastering Unit Conversions: From Light-Years to Feet/sec
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Learn how to convert between various units of measurement, ranging from cosmic distances to everyday lengths. The video takes viewers through the process of translating light-years into miles, yards into centimeters, and incredibly high speeds from cm/s to feet per second. Simplifying complex conversions, this guide offers clarity in the world of physics.
Amino Acid Structural Formulas at Low pH
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Explore the protonation of amino acids, specifically valine and threonine, when subjected to a pH lower than their isoelectric points, highlighting the structural changes in their carboxyl and amino groups.