PreparED Study Materials
Notes
Videos
Double Assurance: Fidelity in Protein Synthesis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the Intricate Checks and Balances in Protein Synthesis Fidelity: Join us in this video to unravel the two critical moments when the accuracy of protein synthesis is assured, shedding light on the 'how' and 'when' of this essential process.
Structural Isomers: C4H10, C5H12, C6H14, C2H5Cl, C2H4Cl2, C2H3Cl3
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the diverse world of structural isomers! Learn how to draw structures for all constitutional isomers with various molecular formulas, including C4H10, C5H12, C6H14, C2H5Cl, C2H4Cl2, and C2H3Cl3.
Physical vs Chemical Changes: Understanding Reactions & Transformation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the differences between physical and chemical changes using common examples. Understand how sugar reacts in various scenarios, and how metals undergo changes, either maintaining their substance or forming new compounds.
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:
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.
pAg in KI & AgNO3 Titration: Exploring 39mL & 44.30mL Volumes
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Exploring the titration of 25.00 mL of 0.08230 M KI with 0.05110 M AgNO3. This video breaks down the calculation process for the potential of silver ion at various volumes of added AgNO3: 39.00 mL equivalence point and 44.30 mL. With clear steps and using the solubility product constant understand how the potential of silver ion is determined for each scenario.
Counting Atoms in Sulfur Dioxide: From Moles to Molecules
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn the method to determine the count of SO? molecules, sulfur, and oxygen atoms from a given amount of sulfur dioxide (SO?). Understand the application of Avogadro's number in translating moles to molecules. Grasp key concepts of atomic structure and counting with hands-on examples.