PreparED Study Materials
CHEM 3111: CHEM 3111
School:
Number of Notes and Study Guides Available: 3
Notes
Videos
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:
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.
BrF?, ClF?, & IF? Lewis Structures: Which Don't Obey Octet Rule?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unravel the Lewis structures of BrF?, ClF?, and IF? and their relationship with the octet rule. Examine how fluorine bonds with bromine, chlorine, and iodine. Identify molecules that deviate from the standard octet distribution.
Calculating Water's Freezing Point at Various Concentrations: A Chemis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn how to compute the freezing point of water at various solution concentrations using the freezing point depression formula. Uncover the relationship between concentration and the lowered freezing points for four distinct solutions. Equip yourself with essential knowledge on the effects of solute concentration on water's freezing behavior.
Comparing O-O Bond Lengths: Hydrogen Peroxide vs. Oxygen Molecule
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the intricacies of hydrogen peroxide's Lewis structure and its bond characteristics. Understand the differences in bond lengths between H?O? and O?. Delve into the distinction between single and double bonds and their implications.
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:
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
Ranking WO? Rb?SO? Pb(C?H?O?)? RbI by Decreasing Formula Mass
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the method to rank compounds like Tungsten Dioxide Rubidium Sulfate Lead Acetate and Rubidium Iodide based on their formula masses. Learn about the significance and calculation of a compound's formula mass. Conclude with an ordered list from heaviest to lightest based on our calculations