CHEM 121: General Chemistry I

School: Shenandoah University

Number of Notes and Study Guides Available: 0

Videos

Glycerin Solution Vapor Pressure at 39.88°C

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Discover how to calculate the vapor pressure of a glycerin solution when mixed with water at a specific temperature. A valuable chemistry lesson.

Moles of H in Samples: H?O, NH?, N?H?, C??H??

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Discover how to calculate the number of moles of hydrogen in different chemical samples, including H?O, NH?, N?H?, and C??H??.

Calculating the Amount of Cesium and Iodine in a 38.77g Cs-I Compound

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Learn how to calculate the amounts of Cesium and Iodine in a 38.77g sample of a Cs-I compound. Starting with a 125g compound this tutorial uses conversion factors to find 19.83g of Cesium and 18.94g of Iodine. Perfect for chemistry students seeking to master stoichiometry and compound analysis.

Hypothesis to Theory: The Evolution of Scientific Understanding

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Delve into the journey of scientific ideas as we discuss how a hypothesis can evolve into a theory, and whether a theory can ever become a law. Uncover the distinctions and connections between these fundamental elements of scientific understanding in this illuminating video.

Unraveling Hydrocarbon Structures: Decoding Degrees of Unsaturation

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Explore the concept of the degree of unsaturation in hydrocarbons. Understand its importance in revealing double bonds, triple bonds, or rings. Learn through examples like limonene, squalene, and lycopene.

Atomic Radius Trends: Unveiling Periodic Table Secrets

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Discover the intricacies of atomic radius and its trends on the periodic table in this video. Unravel the factors influencing atomic size and explore how elements' positions on the periodic table affect their atomic radii.