PreparED Study Materials
CHEM 2210: CHEM 2210
School: University of Central Florida
Number of Notes and Study Guides Available: 2
Notes
Videos
Mastering Molar Mass: Calculations for Key Chemical Compounds
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how to calculate the molar mass of various chemical compounds, including Mercury(I) chloride, Calcium sulfate dihydrate, Chlorine pentoxide, and Sodium hydrogen sulfate. Learn the step-by-step process and atomic mass calculations for accurate results.
Molecule Count in 0.334 g of C?H?: Ethane Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This instructional video guides you through the process of determining the number of molecules in a given sample. It illustrates the conversion from grams to moles using the molar mass of the substance and then to molecules using Avogadro's number, providing a practical example with ethane (C?H?) to calculate approximately 6.67 x 10²¹ molecules in a 0.334 g sample.
KOH Volume Needed to Neutralize H?SO? Samples
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the precise KOH volumes to neutralize H?SO? samples with various concentrations. Learn about the acid-base reaction dynamics and stoichiometry.
Understanding Average Speed in Kinetic Molecular Theory
Want To Learn More? To watch the entire video and ALL of the videos in the series:
The kinetic molecular theory of gases describes the random motion and speed distribution of gas molecules in a container, and when considering various statements about the average speeds of these molecules, it's important to understand how they behave under different conditions.
Classifying Formaldehyde, Methanol, Dichloromethane & CO?: Polar or No
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the classification of select molecules based on their polarity. Understand the electron distribution and molecular shapes of Formaldehyde, Methanol, Dichloromethane, and Carbon dioxide. Discover which ones exhibit a net dipole moment and which ones don't.
Why is it necessary that protein molecules be enormous?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This discussion explores the importance of the size of protein molecules, highlighting their three-dimensional structures, diverse functions, and the role of large size in enabling structural motifs, functional regions, and stability without revealing specific examples or findings.