PreparED Study Materials
CHE 1102: Introductory Chemistry II
School: Appalachian State University
Number of Notes and Study Guides Available: 7
Notes
Study Guides
Videos
Volume Calculation for Acetone, Olive Oil, and Chloroform
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this video, the presenter demonstrates the process of calculating the volume of 125g for three different liquids—Acetone, Olive oil, and Chloroform—using the formula "Volume = Mass / Density," providing step-by-step solutions for each liquid, ultimately revealing their respective volumes. This instructional video guides viewers through the calculations and showcases the outcome for each liquid's volume.
Why is Chloromethane Polar but Methane Nonpolar? Decoding Molecule Sha
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the polar nature of Chloromethane and the nonpolar characteristics of Methane. Understand the impact of electronegativity differences and bond types. Deciphering molecular polarity through the lens of tetrahedral structures.
Electron Configurations: Zn Cu Zr & Fe Transition Metals Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unravel electron configurations for transition metals including zinc copper zirconium and iron. Understand how atomic number influences electron arrangement based on the Pauli exclusion principle Hund's rule and the Aufbau principle. Decode the configurations of each metal with clarity.
Calculating Backpacker's Fuel Weight: White Gas Density
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how to determine the weight of white gas carried by a backpacker using its density. A valuable skill for hikers and campers.
Conjugate Bases of Brønsted Acids: Formulas and Descriptions
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video delves into the fundamental concept of conjugate bases in the context of the Brønsted-Lowry theory of acids and bases, explaining how when acids donate protons, they transform into their respective conjugate bases. This understanding is exemplified through the specific reactions of various compounds, illustrating how each Brønsted acid, upon proton donation, gives rise to its corresponding conjugate base.
Indium Secrets: Electron Config Magnetism & HCl Reaction
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.

















