PreparED Study Materials
CHEM 321: Quantitative Analysis
School: University of South Carolina
Number of Notes and Study Guides Available: 12
Notes
Study Guides
Videos
Chemical Formulas: CaI?, N?O?, SiO?, ZnCl? for Atom Ratios
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unlock the world of chemical formulas and their atom ratios. Learn to write compounds like CaI?, N?O?, SiO?, and ZnCl? in this chemistry tutorial.
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.
Calculating Density: Rectangular Metal Bar & Significance
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn the process of determining the density of a rectangular metal bar using its measurements. Understand how volume and mass play a crucial role in the calculation, and the importance of representing results with the correct number of significant figures
Unveiling Earth's Crust: Calculating Silicon Mass
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the fascinating process of calculating the mass of silicon in Earth's crust. Learn how to convert Earth's total mass to grams, determine the crust's mass percentage, and find the silicon's mass within the crust. Discover the scale of silicon's presence in our planet's outer layer.
Mass of Solutions: 12g Sucrose in 4.1%, 3.2%, & 12.5% Cases
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Determining the total mass of sucrose solutions at varying concentrations: 4.1% 3.2% and 12.5%. Learn step-by-step calculations to find solution masses containing 12 grams of sucrose. Results: ~292.68g ~375g and 96g for each concentration respectively.