PreparED Study Materials
CHEM 452: Forensic Toxicology DNA Analysis
School: Western Illinois University
Number of Notes and Study Guides Available: 1
Notes
Videos
Specific Rotation Calculation: Polarimeter Demystified
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how to calculate specific rotations of samples using a polarimeter in this informative chemistry tutorial. Explore optical activity and learn step-by-step calculations for two real-world examples. Enhance your understanding of specific rotation and its application in chemical analysis.
Mass of Fluorine in 24.6g SnF? Toothpaste: A Breakdown
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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
Utilizing Chemical Names and Symbols in Copper Cycle Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the power of chemical names and symbols in deciphering copper compound formation at each step of the copper cycle, with an illustrative example.
Ionic vs. Molecular: Classifying Compounds & Metal Ion Varieties!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the art of classifying compounds as ionic or molecular based on bonding. Unravel the nuances between ionic and covalent bonds using electronegativity differences as a guide. Classify CoCl2 CF4 BaSO4 and NO with in-depth explanations and predict their properties.
Why Fluorine Can't Form FH? or FCl?: Unpacking VSEPR Theory & Electron
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore why fluorine, with its seven valence electrons, doesn't form compounds like FH? or FCl?. Understand the role of VSEPR theory, atomic size, and electronegativity in limiting bond formation. Grasp the interplay of geometric challenges and electron repulsion in compound stability.
Pure Substances vs. Mixtures: Classifying Based on Composition & Distr
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Understand the fundamental distinctions between pure substances and mixtures. Unpack the definitions and real-world examples of elements, compounds, homogeneous, and heterogeneous mixtures.












