PreparED Study Materials
CHEM 152: General Chemistry 2
School: South Carolina State University
Number of Notes and Study Guides Available: 1
Study Guides
Videos
Hypothesis to Theory: The Evolution of Scientific Understanding
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Delve into the journey of scientific ideas as we discuss how a hypothesis can evolve into a theory, and whether a theory can ever become a law. Uncover the distinctions and connections between these fundamental elements of scientific understanding in this illuminating video.
Endothermic Rxn: Ba(OH)2·8H2O & NH4NO3 Heat Dynamics
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the endothermic reaction between Ba(OH)2·8H2O and NH4NO3 observing its impact on surroundings like the freezing water. Discover why touching the beaker feels cold and learn about heat transfer in such chemical reactions. This video is an insightful demonstration of heat absorption in chemical reactions.
Perfecting Perbromate Ion: Achieving Zero Formal Charges
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn how to create a Lewis structure for the perbromate ion, ensuring all atoms achieve zero formal charges. Follow the step-by-step guide to understand the bonding and electron distribution in this chemical compound.
Electron Configurations: Zn Cu Zr & Fe Transition Metals Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unravel electron configurations for transition metals including zinc copper zirconium and iron. Understand how atomic number influences electron arrangement based on the Pauli exclusion principle Hund's rule and the Aufbau principle. Decode the configurations of each metal with clarity.
Neon Gas Pressure Change in 0.75-L Cylinder
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this problem, we are tasked with determining the pressure of neon gas in a 0.75-L cylinder at 30°C after compressing it from a 2.50-L sample at 0.00°C and 1.00 atm using the combined gas law equation, with step-by-step calculations leading to a final pressure value of approximately 3.699 atm.
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.