PreparED Study Materials
CHEM 540: Chemistry of Materials
School: Catholic University of America
Number of Notes and Study Guides Available: 0
Videos
Do Rusting and Burning Violate Conservation of Mass?
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This video explores the processes of rusting in iron and burning a match, addressing whether the observed changes in mass violate the law of conservation of mass, and explains how these processes align with the law.
Finding NaOH Molarity: Titration of 0.200L SO?-Derived H?SO? Solution
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Determine the molarity of a NaOH solution through titration with sulfurous acid. Starting with the ideal gas equation we derive the concentration of a 0.200L SO?-derived H?SO? solution. Concluding with a molarity of 1.64 M for NaOH using calculated values.
1828 Synthesis of Urea: Pioneering Steps in Biochemistry
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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.
Chemical Combo: How N2 and F2 Produce Nitrogen Trifluoride Explained!
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Explore the chemical combination of nitrogen and fluorine to produce nitrogen trifluoride. Learn how to determine the limiting reactant and calculate the theoretical yield using stoichiometry principles.
Mole Fractions, Partial Pressures, and Total Pressure Calculation
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Explore the calculations for mole fractions, partial pressures, and total pressure in a 22.4 dm³ vessel with H? and N? at 273.15 K.
NBS Bromination in CCl4: Light-Induced Chemistry Explained
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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.



















