PreparED Study Materials
CHEM 101: General Chemistry I
School: Southeastern Louisiana University
Number of Notes and Study Guides Available: 1
Notes
Videos
Calculating Density: Rectangular Metal Bar & Significance
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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
Animal and Plant Energy Storage: Fats and Oils Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This video delves into the fascinating world of energy storage in animals and plants, offering insights into why fats are the primary energy storage compound in animals (except muscles) and why plants opt for alternative strategies instead of using fats and oils.
Why Fluorine Can't Form FH? or FCl?: Unpacking VSEPR Theory & Electron
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore why fluorine, with its seven valence electrons, doesn't form compounds like FH? or FCl?. Understand the role of VSEPR theory, atomic size, and electronegativity in limiting bond formation. Grasp the interplay of geometric challenges and electron repulsion in compound stability.
Volume of 49.8g HCl Gas at STP: Finding the Answer in Liters
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This video guides viewers through the process of calculating the volume occupied by Hydrochloric acid gas or HCl at standard temperature and pressure. Using the molar mass of HCl and its properties as an ideal gas the tutorial comprehensively explains each step to determine the volume from a given mass at STP. A must-watch for understanding gas volume conversions in chemistry
Molecule Count in 0.334 g of C?H?: Ethane Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This instructional video guides you through the process of determining the number of molecules in a given sample. It illustrates the conversion from grams to moles using the molar mass of the substance and then to molecules using Avogadro's number, providing a practical example with ethane (C?H?) to calculate approximately 6.67 x 10²¹ molecules in a 0.334 g sample.
Speed of Light Explained: Earth, Billions of Km & the Concept of Light
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the incredible speed of light as it zips 7.5 times around Earth in just a second! Marvel at its daily and yearly travels, equating to billions and trillions of kilometers. Dive deeper into the concept of a 'light year' and its significance in astronomical measurements.