PreparED Study Materials
Notes
Videos
Why is it necessary that protein molecules be enormous?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This discussion explores the importance of the size of protein molecules, highlighting their three-dimensional structures, diverse functions, and the role of large size in enabling structural motifs, functional regions, and stability without revealing specific examples or findings.
Iron Bar: Mass Change and Rust Formation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn about mass changes in an iron bar when exposed to moist air, including the formation of rust (Fe?O?) and how to calculate the final mass.
Ranking WO? Rb?SO? Pb(C?H?O?)? RbI by Decreasing Formula Mass
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the method to rank compounds like Tungsten Dioxide Rubidium Sulfate Lead Acetate and Rubidium Iodide based on their formula masses. Learn about the significance and calculation of a compound's formula mass. Conclude with an ordered list from heaviest to lightest based on our calculations
Identifying Elements, Compounds, and Mixtures
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Join us in this enlightening video where we unravel the world of chemistry. We'll examine a series of options to identify elements, compounds, and mixtures. Explore the fascinating world of matter and discover how to distinguish these fundamental concepts. Whether you're a student or simply curious about the world of chemistry, this video will help you sharpen your understanding of the building blocks of matter.
Mastering Molar Mass: Calculations for Key Chemical Compounds
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how to calculate the molar mass of various chemical compounds, including Mercury(I) chloride, Calcium sulfate dihydrate, Chlorine pentoxide, and Sodium hydrogen sulfate. Learn the step-by-step process and atomic mass calculations for accurate results.