PreparED Study Materials
CHEM 2380: Synthesis Lab I
School: Georgia Institute of Technology
Number of Notes and Study Guides Available: 1
Notes
Videos
Why is Chloromethane Polar but Methane Nonpolar? Decoding Molecule Sha
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the polar nature of Chloromethane and the nonpolar characteristics of Methane. Understand the impact of electronegativity differences and bond types. Deciphering molecular polarity through the lens of tetrahedral structures.
Calculating the Mass of CCl4: Using Density and Volume Insights
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn the method to calculate the mass of a substance using its density and volume. This video demonstrates the practical application of density in determining the mass of carbon tetrachloride (CCl4) from a given volume.
Determining the Equilibrium Constant: Initial & Final Concentrations
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the method to determine the equilibrium constant for a reaction between iron III ions and thiocyanate ions. Learn to deduce equilibrium concentrations from initial values and reaction stoichiometry. Grasp the importance of the equilibrium constant value of 325.1 in assessing the reaction's favorability.
Protons reveal electron count in atoms. Which statement applies?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this video, we explore the information that knowledge of the number of protons in a neutral element's atom can provide. Options for determining neutron count, electron count, and identifying the element's name are examined, with a conclusion that it allows us to know both the number of electrons and the element's name.
Molecular Lewis Structures for CH?, CO?, H?Se, and NH?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this video, we demonstrate the creation of Lewis structures for methane, carbon dioxide, hydrogen selenide, and ammonia, highlighting the arrangement of atoms and bonds in each molecule. The video emphasizes the importance of Lewis structures in visualizing atomic bonding and the presence of lone electron pairs.
Neon Gas Pressure Change in 0.75-L Cylinder
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this problem, we are tasked with determining the pressure of neon gas in a 0.75-L cylinder at 30°C after compressing it from a 2.50-L sample at 0.00°C and 1.00 atm using the combined gas law equation, with step-by-step calculations leading to a final pressure value of approximately 3.699 atm.