PreparED Study Materials
CHEM 220: Organic CHEM I
School: Montana State University
Number of Notes and Study Guides Available: 0
Videos
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.
Double Assurance: Fidelity in Protein Synthesis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the Intricate Checks and Balances in Protein Synthesis Fidelity: Join us in this video to unravel the two critical moments when the accuracy of protein synthesis is assured, shedding light on the 'how' and 'when' of this essential process.
Making a 0.150 M Ba(OH)? Solution: A Step-by-Step Guide
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how to calculate the amount of Barium hydroxide, Ba(OH)?, needed to prepare a specific molar concentration. This tutorial breaks down the relationship between moles of hydroxide ions and moles of Ba(OH)?, guiding users through each step for precise results. Embrace the essence of molarity in solution preparation.
Counting Oxygen Atoms in Various Molecular Sets
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the simple yet essential method for counting the number of oxygen atoms in different molecular sets, including molecules and ions.
Quantifying Atoms Molecules & Moles: A Comprehensive Chemistry Guide
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Grasp the fundamental concept of moles in chemistry by equating it to the universally understood notion of a dozen. This video breaks down the usage of Avogadro's constant demonstrating calculations from moles to particles and vice versa. Using real-world examples like Carbon atoms Sulfur Dioxide molecules and Iron atoms viewers gain a clear understanding of moles and particle conversions
Understanding Boiling Points: Ethylene Glycol, Alcohols & Ethers Expla
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video offers insights into the properties and boiling points of different alcohols and ethers, including antifreeze agents like ethylene glycol. We also discuss how molecular structures and interactions impact boiling points, shedding light on key differences among related compounds.

















