PreparED Study Materials
Notes
Videos
Glycogen Synthesis and Phosphorylase Deactivation: Essential Mechanism
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Delve into the intricate interplay between glycogen synthesis activation and glycogen phosphorylase deactivation. Discover the essential mechanisms that ensure the efficient management of glucose storage and utilization in the body.
NBS Bromination in CCl4: Light-Induced Chemistry Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the fascinating world of chemical reactions with N-Bromosuccinimide (NBS) in Carbon Tetrachloride (CCl4), initiated by light. Explore the bromination process and its effects on molecules like cyclopentene, 2,3-dimethylbut-2-ene, and CH3 toluene, leading to valuable insights into organic chemistry.
Volume Calculation for Acetone, Olive Oil, and Chloroform
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this video, the presenter demonstrates the process of calculating the volume of 125g for three different liquids—Acetone, Olive oil, and Chloroform—using the formula "Volume = Mass / Density," providing step-by-step solutions for each liquid, ultimately revealing their respective volumes. This instructional video guides viewers through the calculations and showcases the outcome for each liquid's volume.
Determining Bond Types: Ionic, Polar Covalent, or Covalent in Chemical
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This discussion revolves around the classification of chemical bonds as ionic, polar covalent, or covalent based on the electronegativity difference between the atoms involved. The general criteria for this classification are explained: a difference greater than 1.7 indicates an ionic bond, between 0.5 and 1.7 signifies a polar covalent bond, and less than 0.5 designates a covalent bond. It then applies these criteria to four specific examples, including the CC bond in ethane (H?CCH?), the KI bo
Mass Calc: C?F, MgF?, CS? & SO? Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Master the conversion of moles to grams with clear step-by-step guidance. Explore specific calculations for substances like carbon tetrafluoride and magnesium fluoride. Grasp the nuances of handling different units like millimoles and kilomoles in the context of substances such as carbon disulfide and sulfur trioxide
Physical vs. Chemical: Chlorine Reactions & Magnetism
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the differences between physical and chemical properties in substances. Learn some fundamentals of chemistry and understand how substances interact and change.
















