PreparED Study Materials
Videos
Tausonite's Unit Cell: Atoms & Formula Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unpack the intricacies of solid-state chemistry, focusing on the unit cell structure of tausonite. Discover its empirical formula, atomic arrangement, and the unique coordination patterns of titanium and strontium with oxygen atoms.
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
Strontium: Deep Dive into Its Isotopes & Atomic Structure
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the step-by-step process of Barium Sulfate formation from the reaction of Barium Chloride with Sodium Sulfate. Learn about molar mass calculations stoichiometry and yield predictions.
Deriving the Perfect Gas Equation from Gas Laws
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how the ideal gas equation is derived from Boyle's law, Charles’ law, and Avogadro's principle, unraveling the fundamentals of gas behavior.
Calculating Percent Error: Insights into Experiment Accuracy & Refinem
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the importance of calculating percent error to assess the precision of experiments. Through real-world examples like measuring alcohol's density and the mass of gold, learn how this value offers insights into measurement accuracy and ways to refine methods.
Using Avogadro's Number: Calculating Moles of Aluminum & Iron Atoms
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how to determine the number of moles in a given set of atoms using Avogadro's number. This tutorial breaks down the calculation for Aluminum and Iron, simplifying the concept for better understanding.
















