CHM 124: Intro to Organic Chemistry

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.

Explore the environmental impact of sulfur dioxide production, revealing how 26 million tons of this compound conceal 13 million tons of sulfur. It delves into the chemistry of this transformation, converting atomic and molecular masses, providing valuable insights into emissions from activities like burning coal and auto exhaust."

Explore the power of chemical names and symbols in deciphering copper compound formation at each step of the copper cycle, with an illustrative example.

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.

Explore the protonation of amino acids, specifically valine and threonine, when subjected to a pH lower than their isoelectric points, highlighting the structural changes in their carboxyl and amino groups.

Understand the fundamental distinctions between pure substances and mixtures. Unpack the definitions and real-world examples of elements, compounds, homogeneous, and heterogeneous mixtures.