PreparED Study Materials
CHEM 121: Gen Chem Lab 1
School: University of Nevada Reno
Number of Notes and Study Guides Available: 2
Notes
Videos
Understanding Boiling Points: Ethylene Glycol, Alcohols & Ethers Expla
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video offers insights into the properties and boiling points of different alcohols and ethers, including antifreeze agents like ethylene glycol. We also discuss how molecular structures and interactions impact boiling points, shedding light on key differences among related compounds.
Analyzing Molecular Structure Levels in DNA, tRNA, and mRNA
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video explores the concept of structural levels (primary, secondary, tertiary, and quaternary) in biomolecules, focusing on double-stranded DNA, tRNA, and mRNA to understand the diverse ways these molecules exhibit these structural layers.
Ethane Hydrazine or Fluoromethane: Which is Liquid at Room Temp?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the states of ethane hydrazine and fluoromethane at room temperature by understanding intermolecular forces. Learn about nonpolar molecules dipole-dipole interactions and the powerful influence of hydrogen bonding. Discover why hydrazine stands out as most likely to be a liquid in everyday conditions.
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Denver Pressure Conversion: Atmospheres mmHg psi & Pascals Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Converting Denver's average pressure of 24.9 in. Hg into various units. This video provides clear steps to determine equivalents in millimeters of mercury atmospheres pounds per square inch and pascals. Understand the relationships and conversions between these common pressure units.
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution

