PreparED Study Materials
CHEM 104: Chemistry of Life I
School: Gannon University
Number of Notes and Study Guides Available: 0
Videos
Converting Various Units: Weight, Time, Height, and Volume
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video focuses on unit conversions and the practical use of conversion factors to translate quantities between different units. It provides clear examples of converting 70 kilograms to pounds, translating 14 billion years into seconds, changing the height of a basketball player from feet and inches to meters, and converting cubic meters to liters, illustrating the importance of this skill in various scientific and everyday scenarios.
Calculating Density: Rectangular Metal Bar & Significance
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn the process of determining the density of a rectangular metal bar using its measurements. Understand how volume and mass play a crucial role in the calculation, and the importance of representing results with the correct number of significant figures
Calculating [H?] in HNO? Solution Halfway to Equivalence with KOH
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unraveling HNO? Titration: Calculating [H?] Halfway with KOH. Harness the Henderson-Hasselbalch equation for pH determination. Discover the pH at midpoint between weak acid and strong base titration.
1828 Synthesis of Urea: Pioneering Steps in Biochemistry
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the groundbreaking moment in 1828 when Wöhler synthesized urea, the first organic compound. Join us in this video as we trace the profound impact of this achievement on the field of biochemistry and its significance in unraveling the mysteries of life's complex chemistry.
Endothermic vs. Exothermic: Unraveling Heat Changes in Chemical Reacti
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intricacies of endothermic and exothermic reactions through everyday examples. Delve into the energy dynamics of ice melting and water freezing, while emphasizing the importance of the heat change (?H) in these processes.
Electronegativity & Acid Strength: Decoding Acid Formulas
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video discusses how the electronegativity of attached groups affects the strength of acids. Comparing pairs such as Chloroacetic vs Fluoroacetic and Acetic vs Nitroacetic acids, we highlight which is the stronger acid in each pair and why.

