PreparED Study Materials
CHEM 2: General Chemistry 1
School: University of California - Davis
Number of Notes and Study Guides Available: 3
Notes
Study Guides
Chemistry midterm practice (Chemistry)
CHEM 2
University of California - Davis
8 pages | Winter 2016
Videos
From CH? to C?H?: Decoding Molecular Formula with Molar Mass
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the process of determining a compound's molecular formula from its empirical formula and molar mass. Understand the calculations and reasoning behind deriving C?H? from the empirical formula CH? with a molar mass of 56.11 g/mol. Gain insight into fundamental chemistry concepts and computations.
Tausonite's Unit Cell: Atoms & Formula Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unpack the intricacies of solid-state chemistry, focusing on the unit cell structure of tausonite. Discover its empirical formula, atomic arrangement, and the unique coordination patterns of titanium and strontium with oxygen atoms.
Determining Mass Percent Concentration of Solutions
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This instructional video demonstrates the process of calculating the mass percent of various solutions, using the formula "mass of solute divided by mass of solution, all multiplied by 100%." It provides step-by-step calculations for three different solutions, revealing the concentration of each solute in terms of mass percent, offering a practical understanding of quantifying solute proportions in solutions.
Amino Acid Structural Formulas at Low pH
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the protonation of amino acids, specifically valine and threonine, when subjected to a pH lower than their isoelectric points, highlighting the structural changes in their carboxyl and amino groups.
Rutherford's Gold Foil: The Pivot to the Modern Nuclear Atom Model
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover Rutherford's pivotal Gold Foil Experiment and its impact on atomic theory. Unveil the discrepancies with the Plum Pudding Model. Grasp the birth of the nuclear atom model through unexpected alpha particle deflections.
Classifying Formaldehyde, Methanol, Dichloromethane & CO?: Polar or No
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.