PreparED Study Materials
CHEM 1520: Fundamentals of Chemistry II
School: Ohio University
Number of Notes and Study Guides Available: 3
Notes
Videos
Aluminum & Iron(III) Oxide Reaction: Welding Heat & Calculations
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the chemical reaction between Aluminum and Iron (III) Oxide commonly used in welding. Learn to calculate the mass of Aluminum Oxide formed and identify the excess reagent. Dive deep into molar mass conversions stoichiometry and real-world applications in this chemistry tutorial.
Vaporization vs. Condensation: Heat Dynamics in Phase Transitions
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unravel the science behind endothermic and exothermic processes by studying vaporization and condensation. Grasp the molecular changes involved and understand the role of heat in these transformations. A comprehensive look into why vaporization requires heat, while condensation releases it.
Understanding Electron Configurations of Ions: The Noble Gas Connectio
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unravel the electron configurations of diverse ions and discern their noble gas resemblances. Understand how atoms and ions strive for full outer electron shells for ultimate stability.
Breaking Down Mixtures: Finding Mass Percent of Sodium Compounds
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Uncover the method to determine mass percentages of Sodium Bromide and Sodium Sulfate in a mixture using the given Sodium content. Walk through a step-by-step calculation leveraging molar masses to derive the composition. Discover the resulting mass percentages: 23.85% for Sodium Bromide and 76.15% for Sodium Sulfate
The steps in the electron transport chain from NADH to oxygen
Want To Learn More? To watch the entire video and ALL of the videos in the series:
The electron transport chain (ETC) is a critical process in cellular respiration and photosynthesis, involving the transfer of electrons and protons through a series of protein complexes and molecules to create an electrochemical gradient, ultimately producing ATP with molecular oxygen as the final electron acceptor.
Determining the Equilibrium Constant: Initial & Final Concentrations
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.