PreparED Study Materials
CHEM 200: Intro to Management Information Systems
School: Drexel University
Number of Notes and Study Guides Available: 3
Notes
Videos
Molecular Geometries Explained: From N?O to PF? - Shape and Structure
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the distinct geometries of molecules like N?O, SO?, H?S, and PF?. Unravel the difference between molecular and electron shapes. Master the basics of linear, bent, tetrahedral, and trigonal pyramidal structures.
Understanding Chlorine's Oxidation States in Complex Ions: A Step-by-S
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore how to determine the oxidation states of Chlorine in various ions using fundamental rules in chemistry. Learn the importance of oxidation numbers in understanding chemical reactions and the art of balancing chemical equations.
Calculating Vapor Pressure & Its Lowering: Urea in Water at 35°C
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intriguing process of determining the vapor pressure of a urea-water solution at 35°C. Using Raoult's law we'll calculate the mole fraction of water and urea leading to the solution's vapor pressure. Learn how the solution's composition affects vapor-pressure lowering
Decoding Compound Names: What's HNO2(aq) Called in Chemistry
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the process of naming acids based on their anions and oxidation states. This video breaks down the correct naming of HNO2(aq) by distinguishing its anion and determining its place in the world of mineral acids.
Denver Pressure Conversion: Atmospheres mmHg psi & Pascals Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Converting Denver's average pressure of 24.9 in. Hg into various units. This video provides clear steps to determine equivalents in millimeters of mercury atmospheres pounds per square inch and pascals. Understand the relationships and conversions between these common pressure units.
Molecular Geometry & Polarity: Why CO? & CCl? Are Nonpolar Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.




















