PreparED Study Materials
CHM 120: Survey of Chemistry
School: Central Michigan University
Number of Notes and Study Guides Available: 5
Notes
Videos
Calculating Water's Freezing Point at Various Concentrations: A Chemis
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Learn how to compute the freezing point of water at various solution concentrations using the freezing point depression formula. Uncover the relationship between concentration and the lowered freezing points for four distinct solutions. Equip yourself with essential knowledge on the effects of solute concentration on water's freezing behavior.
Classifying Formaldehyde, Methanol, Dichloromethane & CO?: Polar or No
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Explore the classification of select molecules based on their polarity. Understand the electron distribution and molecular shapes of Formaldehyde, Methanol, Dichloromethane, and Carbon dioxide. Discover which ones exhibit a net dipole moment and which ones don't.
Molar Mass Calculation: Sr(OH)2 N2O3 NaClO3 Cr2O3 Explained!
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In this chemistry tutorial learn how to calculate the molar mass of various compounds using atomic masses from the periodic table. Discover the molar mass for compounds such as Strontium Hydroxide Dinitrogen Trioxide Sodium Chlorate and Chromium(III) Oxide. A concise guide to understanding molar masses and their real-world applications.
Comparing Masses: Analyzing Water, Ethanol, Chloroform & Balsa Wood
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Explore the relationship between mass, density, and volume using real-life examples, including water, ethanol, chloroform, and balsa wood. Learn the process of calculating mass and uncover which substance has the highest mass based on given conditions.
CO?: Linear & Nonpolar with Temp Dipole Moments Explained!
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Uncover the nuances of the CO? molecule's polarity and its electron dynamics. Understand how bending and stretching motions influence its electron density. Grasp the analogy of CO? to a jumping rope, highlighting its overall nonpolar nature.
Conjugate Bases of Brønsted Acids: Formulas and Descriptions
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This video delves into the fundamental concept of conjugate bases in the context of the Brønsted-Lowry theory of acids and bases, explaining how when acids donate protons, they transform into their respective conjugate bases. This understanding is exemplified through the specific reactions of various compounds, illustrating how each Brønsted acid, upon proton donation, gives rise to its corresponding conjugate base.