PreparED Study Materials
CHE 100: Introductory Chemistry
School: University of Southern Mississippi
Number of Notes and Study Guides Available: 1
Notes
Videos
Calculating the Mass Percent Composition of Chloroform (CHCl?)
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this video, we delve into the concept of percent composition by mass, exemplified through the compound chloroform (CHCl?), which was once employed as an inhalation anesthetic despite its associated toxicity. By calculating the percent composition for each element within the compound, we gain valuable insights into its composition and its potential effects on health and properties.
Intermolecular Forces in HCl, F?, and C?H??
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the fascinating world of intermolecular forces in this brief video, featuring HCl, F?, and C?H?? molecules. Learn about the bonds that hold these substances together!
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.
Key Biochemical Concepts: Polymer, Protein, Nucleic Acid, Catalysis, G
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In biochemistry, polymers are essential macromolecules, including carbohydrates, lipids, proteins, and nucleic acids, each adopting specific shapes and performing vital functions within cells, with proteins serving diverse roles, nucleic acids carrying genetic information, catalysis expediting reactions, and the genetic code enabling protein synthesis.
Classify: (a) Mixture (b) Element (c) Mixture (d) Compound
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this video, we classify substances as elements, compounds, or mixtures, with air and soy sauce as mixtures, iron as an element, and table salt as a compound.
Ranking WO? Rb?SO? Pb(C?H?O?)? RbI by Decreasing Formula Mass
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the method to rank compounds like Tungsten Dioxide Rubidium Sulfate Lead Acetate and Rubidium Iodide based on their formula masses. Learn about the significance and calculation of a compound's formula mass. Conclude with an ordered list from heaviest to lightest based on our calculations