PreparED Study Materials
CHM 1045: General Chemistry I
School: Florida International University
Number of Notes and Study Guides Available: 43
Notes
Study Guides
Videos
Calculate a Building's Age Using Nickel-63 Decay
Want To Learn More? To watch the entire video and ALL of the videos in the series:
The scenario involves an archaeologist analyzing iron in an old building containing nickel-63, which has a known half-life of 92 years. With only 0.78% of the original nickel-63 remaining, the goal is to estimate the year when this discovery was made. We delve into the calculations and principles of first-order decay reactions.
Diluting a 5.5 M KCl Solution to 0.100 M
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn the steps to make a 2.5 L of 0.100 M KCl solution from a 5.5 M stock solution in this easy-to-follow tutorial.
Unraveling Hydrocarbon Structures: Decoding Degrees of Unsaturation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the concept of the degree of unsaturation in hydrocarbons. Understand its importance in revealing double bonds, triple bonds, or rings. Learn through examples like limonene, squalene, and lycopene.
Connecting Volume & Moles: A Deep Look at Gas Stoichiometry & Ideal Ga
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Understand gas stoichiometry by exploring the Ideal Gas Law, which integrates key laws like Gay-Lussac's, Charles's, Avogadro's, and Boyle's. Discover how this equation helps determine relationships between gas volumes and moles in reactions.
Specific Rotation Calculation: Polarimeter Demystified
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how to calculate specific rotations of samples using a polarimeter in this informative chemistry tutorial. Explore optical activity and learn step-by-step calculations for two real-world examples. Enhance your understanding of specific rotation and its application in chemical analysis.