PreparED Study Materials
CHEM 110: General Chemistry 1
School: Carl Sandburg College
Number of Notes and Study Guides Available: 0
Videos
Understanding Reaction Rate Decrease Over Time
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This explanation delves into the phenomenon where the reaction rate decreases over time due to the decrease in reactant concentration, resulting in fewer successful collisions and reactions, without revealing specific examples or findings.
Calculating the Mass of CCl4: Using Density and Volume Insights
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Learn the method to calculate the mass of a substance using its density and volume. This video demonstrates the practical application of density in determining the mass of carbon tetrachloride (CCl4) from a given volume.
What is the expected ground-state electron configuration for Te²??
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Join us in this illuminating video as we unravel the expected ground-state electron configuration for Te²?. We dive into the world of chemistry to explain the electron structure of this fascinating ion. Whether you're a student, a chemistry enthusiast, or simply curious about the periodic table, this video provides a clear and comprehensive breakdown of the electron configuration for Te²?. Discover the secrets of electron arrangement and explore the intriguing properties of tellurium in its doub
Why Fluorine Can't Form FH? or FCl?: Unpacking VSEPR Theory & Electron
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Explore why fluorine, with its seven valence electrons, doesn't form compounds like FH? or FCl?. Understand the role of VSEPR theory, atomic size, and electronegativity in limiting bond formation. Grasp the interplay of geometric challenges and electron repulsion in compound stability.
Volume Calculation for Acetone, Olive Oil, and Chloroform
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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.
Ethylene Glycol & Freezing Point in Antifreeze
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We explore the impact of increasing the concentration of ethylene glycol in an antifreeze mixture, explaining the resulting effect on the freezing point of the solution by examining its interaction with water molecules.


