PreparED Study Materials
CHEM 223: General Chemistry
School: Western Oregon University
Number of Notes and Study Guides Available: 0
Videos
Reaction Rate Impact: Ethanol, Tert-Butyl Bromide & Temp
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intricacies of reaction rates with varying concentrations of ethanol and tert-butyl bromide. Understand the principles of SN1 reactions and the impacts of temperature on rate acceleration. Grasp the core elements that influence and optimize chemical reactions in diverse applications.
Understanding Polar & Nonpolar Molecules: From Diazene to Nitrogen Dio
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.
Comparing Masses: Analyzing Water, Ethanol, Chloroform & Balsa Wood
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.
Chemical Formulas for Barium Hydroxide, Magnesium Sulfite, and More
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video discusses the process of writing chemical formulas for different compounds, providing details on the types and charges of ions involved in each compound's composition. The video concludes with the chemical formulas for barium hydroxide, magnesium sulfite, calcium carbonate, ammonium sulfate, and lithium hydrogen carbonate.
Mole Fractions, Partial Pressures, and Total Pressure Calculation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the calculations for mole fractions, partial pressures, and total pressure in a 22.4 dm³ vessel with H? and N? at 273.15 K.
Argon Isotopes: Protons, Neutrons & Electrons Breakdown
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the captivating branches of philosophy, understanding ethics as our moral guide, aesthetics as the interpreter of beauty, and logic as the foundation for clear reasoning. Delight in the insights these disciplines offer, enhancing our perspectives on life, art, and thought.


