PreparED Study Materials
CHEM 121: General Chemistry Part B
School: Southern Illinois University Edwardsville
Number of Notes and Study Guides Available: 4
Notes
Study Guides
Videos
Understanding Polar & Nonpolar Molecules: From Diazene to Nitrogen Dio
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Explore the properties of various molecules like diazene, hydrogen peroxide, and carbon tetrafluoride. Understand the influence of molecular shape and electronegativity on polarity. Discover why some are polar while others are nonpolar based on their structure.
Intermolecular Forces: Comparing Properties of Key Chemical Compounds
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Discover the effects of intermolecular forces on the boiling point, freezing point, and vapor pressure of various compounds. Learn how hydrogen bonding, ionic bonding, and London dispersion forces influence these properties in different groups of molecules.
Calculating Water's Final Temp after a 345 kJ Heat Boost
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Discover how to determine the final temperature of a water sample after heat absorption. Utilizing the concept of specific heat capacity and the formula q = mc?T, we calculate the change in temperature and reveal its new state. Experience the transformation from an initial tepid state to a drastically altered thermal condition.
Calculating Percent Error: Insights into Experiment Accuracy & Refinem
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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.
Intermolecular Forces in HCl, F?, and C?H??
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Explore the fascinating world of intermolecular forces in this brief video, featuring HCl, F?, and C?H?? molecules. Learn about the bonds that hold these substances together!
Diprotic Acid Titration: Determining Molar Mass
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Discover how to find the molar mass of an unknown diprotic acid through a titration experiment with 0.1288 M NaOH. Learn step by step in this chemistry tutorial.








