PreparED Study Materials
Notes
Videos
Tausonite's Unit Cell: Atoms & Formula Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unpack the intricacies of solid-state chemistry, focusing on the unit cell structure of tausonite. Discover its empirical formula, atomic arrangement, and the unique coordination patterns of titanium and strontium with oxygen atoms.
Calculate oxygen molar concentration in water at 25°C with a partial p
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This video explores molar concentration (molarity) and demonstrates the calculation of oxygen's molar concentration in water at 25°C, considering a partial pressure of 0.22 atm by employing Henry's Law and the given Henry's Law constant for oxygen, revealing that under these conditions, there are 2.86 x 10?? moles of oxygen per liter of water, highlighting the significance of understanding these concepts for managing gas dissolution in liquids across varying circumstances.
Understanding STP: Calculating Gas Volumes at 0°C and 1 ATM
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the fundamental concept of Standard Temperature and Pressure (STP) and its relevance in determining the volume of different gases. Learn to calculate gas volumes at STP using real-life examples of Chlorine, Nitrogen, Helium, and Methane. Grasp essential chemistry concepts seamlessly with practical demonstrations.
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:
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.
Glycogen Synthesis and Phosphorylase Deactivation: Essential Mechanism
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Classifying Formaldehyde, Methanol, Dichloromethane & CO?: Polar or No
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the classification of select molecules based on their polarity. Understand the electron distribution and molecular shapes of Formaldehyde, Methanol, Dichloromethane, and Carbon dioxide. Discover which ones exhibit a net dipole moment and which ones don't.