PreparED Study Materials
CHEM 230: Organic Chemistry Lab 1
School: Northwestern University
Number of Notes and Study Guides Available: 0
Videos
Weighting Epsom Salts for Baths & CO? in Soda: Molecular Insight
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn the step-by-step process to convert moles into grams using the molecular weight of Epsom salts (MgSO?) and carbon dioxide (CO?). From bathtub to soda bottle understand the science behind the amounts
Determining Neutrons from Atomic & Mass Numbers: A Comprehensive Guide
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Understand the relationship between atomic number, mass number, and neutrons within atoms. This video breaks down the simple calculation to determine the number of neutrons for specific elements like Nickel, Uranium, Scandium, and Argon.
Metric Conversions: cm to m, g to kg, cm to mm, mL to L
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Master metric unit conversions with step-by-step examples, including cm to meters, g to kilograms, cm to millimeters, and mL to liters.
Quantifying Atoms Molecules & Moles: A Comprehensive Chemistry Guide
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Grasp the fundamental concept of moles in chemistry by equating it to the universally understood notion of a dozen. This video breaks down the usage of Avogadro's constant demonstrating calculations from moles to particles and vice versa. Using real-world examples like Carbon atoms Sulfur Dioxide molecules and Iron atoms viewers gain a clear understanding of moles and particle conversions
Molecular Geometries Explained: From N?O to PF? - Shape and Structure
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the distinct geometries of molecules like N?O, SO?, H?S, and PF?. Unravel the difference between molecular and electron shapes. Master the basics of linear, bent, tetrahedral, and trigonal pyramidal structures.
Validating & Correcting Chemical Equations: Ba(NO?)? to LiCl Reactions
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the accuracy of four chemical reactions involving compounds like Barium Nitrate and Lithium Chloride. Discover which reactions yield precipitates which are correct and which need correction. A comprehensive review from Barium Sulfate formation to Lead Chloride precipitation















