PreparED Study Materials
CHEM 111: General Chemistry I
School: University of St. Thomas
Number of Notes and Study Guides Available: 7
Notes
Study Guides
Videos
Why is a short RNA primer needed for replication?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unlocking the Mystery of Short RNA Primers in DNA Replication: Discover the essential role they play and why they are a crucial component in the replication process. Join us in this video as we delve into the fascinating world of molecular biology and DNA replication.
H-Cl Bond Energy Explained: ?H Signs Formation & Breakage Dynamics
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the concept of bond energy with the H-Cl bond as a prime example. Delve into the energy dynamics of bond breaking (endothermic positive ?H) versus bond formation (exothermic negative ?H). Understand how the magnitude remains consistent but signs differ based on energy absorption or release.
Heat Absorption: Lead Weight's Final Temperature
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the process of heat absorption and discover how to calculate the final temperature of a lead fishing weight after absorbing a specific amount of heat.
Ethylene Glycol: Mass and Volume Calculations
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore how to calculate the mass and volume of ethylene glycol, a common antifreeze, using its density. Understand the essentials of density-related calculations.
Determining Base Concentration Using KHP: Indicator Choice Solution
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how to choose the right indicator for a titration involving Potassium hydrogen phthalate (KHP) and a strong base. Grasp the calculations from molar mass to pH and understand why Thymolphthalein is the ideal choice for a change near pH 8.95.
Ionic vs. Molecular: Classifying Compounds & Metal Ion Varieties!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the art of classifying compounds as ionic or molecular based on bonding. Unravel the nuances between ionic and covalent bonds using electronegativity differences as a guide. Classify CoCl2 CF4 BaSO4 and NO with in-depth explanations and predict their properties.