PreparED Study Materials
CHEM 460: Forensic Analysis
School: Edinboro University of Pennsylvania
Number of Notes and Study Guides Available: 3
Notes
Study Guides
Videos
Indium Secrets: Electron Config Magnetism & HCl Reaction
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This video breaks down the configurations for In In+ In2+ and In3+ distinguishing between diamagnetic and paramagnetic properties. Uncover the oxidation state of Indium in InCl2 and understand its diamagnetic nature.
Ethylene Glycol: Mass and Volume Calculations
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Explore how to calculate the mass and volume of ethylene glycol, a common antifreeze, using its density. Understand the essentials of density-related calculations.
Synthesis, Decomposition Reactions, and Oxidation-Reduction
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We explore synthesis and decomposition reactions, showcasing examples like the formation of water and its breakdown into simpler substances. We also clarify that while many of these reactions are redox reactions involving electron transfer, some synthesis and decomposition reactions may not necessarily be redox reactions, as seen in specific examples.
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??.
Mastering Molar Mass: Calculations for Key Chemical Compounds
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Discover how to calculate the molar mass of various chemical compounds, including Mercury(I) chloride, Calcium sulfate dihydrate, Chlorine pentoxide, and Sodium hydrogen sulfate. Learn the step-by-step process and atomic mass calculations for accurate results.
Disulfur Decafluoride Disproportionation & Sulfur Oxidation States
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This video explains the disproportionation reaction of disulfur decafluoride at 150°C. It teaches you to write a balanced equation for this reaction and give the oxidation state of S in each compound.

















