CHEM 1501: An Introduction to Chemistry

Dive into the chemical reaction between Barium Chloride and Sodium Sulfate. Through step-by-step calculations, discover how to determine the resultant mass of Barium Sulfate. Conclude with a real-world example, highlighting the precise amount formed.

Learn how to perform dilution calculations for solutions, including copper(II) nitrate, calcium chloride, and lithium carbonate, to achieve specific concentrations.

We explore the impact of increasing the concentration of ethylene glycol in an antifreeze mixture, explaining the resulting effect on the freezing point of the solution by examining its interaction with water molecules.

Explore the distinction between homogeneous and heterogeneous mixtures. Through real-world examples like baby oil, chocolate chip cookies, and wine, understand their uniformity, phases, and how components are distributed.

This video explains the importance of the number of valence electrons in an element's chemical behavior and demonstrates how to determine the valence electrons for potassium, calcium, and aluminum based on their positions in the periodic table. Valence electrons dictate an element's reactivity with other elements, making this knowledge essential for understanding chemical reactions.

Explore the fascinating world of chemistry as we calculate the mass of a sugar crystal with 1.8 x 10¹? molecules of sucrose. Using the concept of a mole and Avogadro's number, discover how to convert molecular numbers to milligrams. Grasp foundational principles in a clear, engaging format.