PreparED Study Materials
CHEM 0001: Chen Fundimentals W/Lab
School: Tufts University
Number of Notes and Study Guides Available: 0
Videos
Mass of Fluorine in 24.6g SnF? Toothpaste: A Breakdown
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Tin(II) Fluoride in Toothpaste: Dive into the chemistry of Tin(II) Fluoride commonly used in toothpaste to prevent tooth decay. Understand molar mass calculations stoichiometry and determine the fluoride content in a given compound
Intermolecular Forces: Comparing Properties of Key Chemical Compounds
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Discover the effects of intermolecular forces on the boiling point, freezing point, and vapor pressure of various compounds. Learn how hydrogen bonding, ionic bonding, and London dispersion forces influence these properties in different groups of molecules.
Evolutionary Implications of Cytochromes vs. Hemoglobin and Myoglobin
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In this video, we delve into the fascinating world of evolutionary adaptations in heme-containing proteins.
The Remarkable Conservation of Peptidyl Transferase: Drawing Conclusio
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Join us as we explore the fascinating world of peptidyl transferase, one of the most conserved sequences in biology. In this video, we delve into the implications and draw intriguing conclusions from its exceptional conservation across species.
Amino Acid Reaction: Peptide Bond Formation and Product Diversity
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Explore the reaction between alanine and glycine, two amino acids, and unravel whether this process results in multiple reaction products. We'll delve into the intriguing world of peptide bond formation and examine the potential diversity of products that may emerge from this biochemical reaction."
BrF?, ClF?, & IF? Lewis Structures: Which Don't Obey Octet Rule?
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Unravel the Lewis structures of BrF?, ClF?, and IF? and their relationship with the octet rule. Examine how fluorine bonds with bromine, chlorine, and iodine. Identify molecules that deviate from the standard octet distribution.

