PreparED Study Materials
CHEM 4150: Introduction to Biophysical Chemistry
School: Georgia State University
Number of Notes and Study Guides Available: 1
Study Guides
Videos
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.
Pseudo-Noble Gas Configurations: A Unique Path to Atomic Stability
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the concept of the pseudo-noble gas configuration, differentiating it from the traditional noble gas configuration. Examine examples like tin and indium to illustrate how elements achieve this unique state of stability. Unpack the intriguing intricacies within atomic structures.
Understanding Reaction Rate Decrease Over Time
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This explanation delves into the phenomenon where the reaction rate decreases over time due to the decrease in reactant concentration, resulting in fewer successful collisions and reactions, without revealing specific examples or findings.
Protons reveal electron count in atoms. Which statement applies?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this video, we explore the information that knowledge of the number of protons in a neutral element's atom can provide. Options for determining neutron count, electron count, and identifying the element's name are examined, with a conclusion that it allows us to know both the number of electrons and the element's name.
Converting Pressure Units to Atmospheres: mmHg, bars, Torr, kPa
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this instructional video, we explore the conversion of various pressure units into atmospheres, covering mmHg, bars, Torr, and kPa. The process involves utilizing conversion factors to ensure accurate results for each unit. By the end, you'll have equivalent pressures in atmospheres for the given values, enhancing your understanding of pressure conversions.
Calculating Formula Masses: From Barium Bromide to Hydrobromic Acid
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Understand the process of calculating formula masses for various compounds. This video breaks down the atomic masses for elements in barium bromide, dinitrogen trioxide, copper(I) sulfate, and hydrobromic acid. Master the method of summing up the masses considering atom count in each formula.