PreparED Study Materials
CHEM 521: Biochemistry
School: Kansas State University
Number of Notes and Study Guides Available: 13
Notes
Videos
Atomic Radius Trends: Unveiling Periodic Table Secrets
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the intricacies of atomic radius and its trends on the periodic table in this video. Unravel the factors influencing atomic size and explore how elements' positions on the periodic table affect their atomic radii.
The original sulfur quantity (tons) for 26M tons SO?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the environmental impact of sulfur dioxide production, revealing how 26 million tons of this compound conceal 13 million tons of sulfur. It delves into the chemistry of this transformation, converting atomic and molecular masses, providing valuable insights into emissions from activities like burning coal and auto exhaust."
Calculating the Mass Percent Composition of Chloroform (CHCl?)
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this video, we delve into the concept of percent composition by mass, exemplified through the compound chloroform (CHCl?), which was once employed as an inhalation anesthetic despite its associated toxicity. By calculating the percent composition for each element within the compound, we gain valuable insights into its composition and its potential effects on health and properties.
Potassium and Iodine Monatomic Ions: Atomic Insights Revealed
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the monatomic ions formed by potassium and iodine in this informative chemistry tutorial. Learn how to determine ion charges based on atomic properties and their positions on the periodic table.
Do Rusting and Burning Violate Conservation of Mass?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video explores the processes of rusting in iron and burning a match, addressing whether the observed changes in mass violate the law of conservation of mass, and explains how these processes align with the law.
Copper Bombardment: Calculating X-ray Photon Energy
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
We'll guide you through the process of calculating the energy associated with X-ray photons when the wavelength is 0.154 nm. This video offers a practical application of physics and helps you understand the energy spectrum of X-rays. Whether you're a science enthusiast or a student, you'll gain valuable insights into this intriguing topic.






















