PreparED Study Materials
CHEM 310: Organic Chemistry
School: St. Cloud State University
Number of Notes and Study Guides Available: 0
Videos
Counting Atoms in Sulfur Dioxide: From Moles to Molecules
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn the method to determine the count of SO? molecules, sulfur, and oxygen atoms from a given amount of sulfur dioxide (SO?). Understand the application of Avogadro's number in translating moles to molecules. Grasp key concepts of atomic structure and counting with hands-on examples.
Analyzing Molecular Structure Levels in DNA, tRNA, and mRNA
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
This video explores the concept of structural levels (primary, secondary, tertiary, and quaternary) in biomolecules, focusing on double-stranded DNA, tRNA, and mRNA to understand the diverse ways these molecules exhibit these structural layers.
Dilution Calculations: Copper(II) Nitrate, Calcium Chloride, Lithium C
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how to perform dilution calculations for solutions, including copper(II) nitrate, calcium chloride, and lithium carbonate, to achieve specific concentrations.
Vaporization vs. Condensation: Heat Absorption & Release
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the contrasting processes of vaporization and condensation and their thermal nature. Understand why boiling is endothermic, absorbing heat, while condensation is exothermic, releasing heat, and how these processes impact ?H values.
Nickel(II) Nitrate Solution Composition Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this analysis, we determine the composition of a solution prepared by dissolving 12.15g of nickel(II) nitrate in 175mL of water (density 1.00 g/mL). The mass percent of nickel(II) nitrate is found to be approximately 6.50%, and the mole fraction of nickel(II) ions in the solution is calculated as 0.00672.
Determining Ionizable H Atoms in Malonic Acid via Neutralization
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the process of determining ionizable hydrogen atoms in malonic acid using its molecular formula C3H4O4 and a neutralization reaction with Sodium hydroxide. Through methodical calculations involving the given mass of malonic acid and the required volume of Sodium hydroxide for neutralization we uncover that each molecule of malonic acid contains two ionizable H atoms.



















