PreparED Study Materials
CHEM 105: Chemistry and Modern Society I
School: University of South Carolina
Number of Notes and Study Guides Available: 5
Notes
Study Guides
Videos
Understanding Chlorine's Oxidation States in Complex Ions: A Step-by-S
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore how to determine the oxidation states of Chlorine in various ions using fundamental rules in chemistry. Learn the importance of oxidation numbers in understanding chemical reactions and the art of balancing chemical equations.
Decoding Ions: Al³?, S²?, I?, Ag? & Their Electron-Proton Dynamics
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Break down the mysteries of ions like Al³?, S²?, I?, and Ag?. Discover how the electron count impacts ion charge by exploring Aluminium, Sulfur, Iodine, and Silver. Enhance your understanding of protons, electrons, and their relationship in ions.
Why is a short RNA primer needed for replication?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unlocking the Mystery of Short RNA Primers in DNA Replication: Discover the essential role they play and why they are a crucial component in the replication process. Join us in this video as we delve into the fascinating world of molecular biology and DNA replication.
Making a 0.150 M Ba(OH)? Solution: A Step-by-Step Guide
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how to calculate the amount of Barium hydroxide, Ba(OH)?, needed to prepare a specific molar concentration. This tutorial breaks down the relationship between moles of hydroxide ions and moles of Ba(OH)?, guiding users through each step for precise results. Embrace the essence of molarity in solution preparation.
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.
Determining the Equilibrium Constant: Initial & Final Concentrations
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the method to determine the equilibrium constant for a reaction between iron III ions and thiocyanate ions. Learn to deduce equilibrium concentrations from initial values and reaction stoichiometry. Grasp the importance of the equilibrium constant value of 325.1 in assessing the reaction's favorability.























