PreparED Study Materials
CHEM 152: General Chemistry
School: University of Washington
Number of Notes and Study Guides Available: 55
Notes
Study Guides
Videos
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.
Lewis Structures with Atom Connections & Charges
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Learn how to create Lewis structures for various molecules and assign charges where needed. Understand the molecular connectivity and electron distribution.
Counting Atoms in Sulfur Dioxide: From Moles to Molecules
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Learn the method to determine the count of SO? molecules, sulfur, and oxygen atoms from a given amount of sulfur dioxide (SO?). Understand the application of Avogadro's number in translating moles to molecules. Grasp key concepts of atomic structure and counting with hands-on examples.
Chemical Combo: How N2 and F2 Produce Nitrogen Trifluoride Explained!
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Explore the chemical combination of nitrogen and fluorine to produce nitrogen trifluoride. Learn how to determine the limiting reactant and calculate the theoretical yield using stoichiometry principles.
Dimethylamine vs. Trimethylamine: Structures & Boiling Points
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Uncover the science behind boiling points and molecular interactions in this video. Explore why Dimethylamine boils at a higher temperature than Trimethylamine, despite having a lower molecular weight, and gain insights into the role of molecular structures in determining physical properties.
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