PreparED Study Materials
CHEM 235: Programming I: Problem Solving
School: Wheaton College
Number of Notes and Study Guides Available: 0
Videos
Understanding Key Assumptions of Kinetic Molecular Theory in Detail!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the Kinetic Molecular Theory of Matter understanding how atoms and molecules possess kinetic energy which we measure as temperature. Explore the five core assumptions including the constant random motion of gas particles and the relation between kinetic energy and temperature. Demystify the concepts of particle collisions intermolecular interactions and the universal behavior of gases at given temperatures
Chromium & Oxygen: Limiting Reactants & Chromium(III) Oxide Formation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unravel the reaction of chromium and oxygen forming chromium(III) oxide. Examine different scenarios to determine the limiting reactant using stoichiometric ratios. Understand how to predict product amounts through these calculations.
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.
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.
Chromium(III) Oxide Reaction: Calculating Precise Quantities
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn the art of precise chemical calculations in this video. Discover how Chromium(III) oxide reacts with hydrogen sulfide to form chromium(III) sulfide and water, all while unraveling the necessary steps to determine the exact quantities involved.
What makes bubbles when water boils?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
When water boils, bubbles rise to the surface, but what's in these bubbles? Let's evaluate the options. Option d, water vapor, is correct; the bubbles during boiling are primarily composed of water vapor, the gaseous state of water.

