PreparED Study Materials

CHEM 241: 241 488178

School: Chemeketa Community College

Number of Notes and Study Guides Available: 2

Notes

Videos

Does Cesium Bromide & Hydrogen Iodide in Water Conduct Electricity?
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Explore the conductivity of aqueous solutions: Cesium bromide and hydrogen iodide. Understand their ionic nature and how it leads to the presence of charged ions enabling electricity conduction

Strong Base Comparison: H?S?, CH?O?, CH?OH, Cl?, CH?COO?, CH?CHClCOO
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Explore the reactivity of different bases in this chemistry comparison. We'll analyze the strength of H?S?, CH?O?, CH?OH, Cl?, CH?COO?, and CH?CHClCOO? in various reactions.

Why is a short RNA primer needed for replication?
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Unlocking the Mystery of Short RNA Primers in DNA Replication: Discover the essential role they play and why they are a crucial component in the replication process. Join us in this video as we delve into the fascinating world of molecular biology and DNA replication.

The steps in the electron transport chain from NADH to oxygen
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The electron transport chain (ETC) is a critical process in cellular respiration and photosynthesis, involving the transfer of electrons and protons through a series of protein complexes and molecules to create an electrochemical gradient, ultimately producing ATP with molecular oxygen as the final electron acceptor.

Chromium Oxides: Acidity Comparison in Water
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Compare the acidity of chromium trioxide (CrO?) and chromium (II) oxide (CrO) in water. Chromium trioxide forms strong chromic acid increasing hydronium ions, while chromium (II) oxide has weaker oxidizing properties, resulting in a less acidic solution.

Volume Calculation for Acetone, Olive Oil, and Chloroform
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In this video, the presenter demonstrates the process of calculating the volume of 125g for three different liquids—Acetone, Olive oil, and Chloroform—using the formula "Volume = Mass / Density," providing step-by-step solutions for each liquid, ultimately revealing their respective volumes. This instructional video guides viewers through the calculations and showcases the outcome for each liquid's volume.

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