PreparED Study Materials
CHE 115: Physiological Chemistry - NS
School: Northern Kentucky University
Number of Notes and Study Guides Available: 0
Videos
Unveiling the Water-to-Salt Ratio in Barium Chloride Hydrate
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Explore the process of determining the number of water molecules in a barium chloride hydrate. Through a reaction with sulfuric acid, the video highlights how to derive the formation of barium sulfate and its mass calculations. A comprehensive chemical analysis leads to finding the elusive 'x' value, revealing the water-to-salt ratio.
Cyclohexane to Adipic Acid: Nylon's Yield Calculations
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Explore the fascinating conversion of cyclohexane and oxygen into adipic acid, essential in nylon manufacture. This video breaks down the calculation of theoretical yield, actual yield, and the resultant percent yield of the process. From molar masses to intricate equations, get a concise understanding of this industrial reaction.
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.
Vaporization vs. Condensation: Heat Absorption & Release
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Discover the contrasting processes of vaporization and condensation and their thermal nature. Understand why boiling is endothermic, absorbing heat, while condensation is exothermic, releasing heat, and how these processes impact ?H values.
Chips Nutritional Energy and Body Fat Conversion
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Discover how to calculate the nutritional energy in a bag of chips, and learn the science behind converting excess energy into body fat.
Utilizing Chemical Names and Symbols in Copper Cycle Analysis
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Explore the power of chemical names and symbols in deciphering copper compound formation at each step of the copper cycle, with an illustrative example.

















