CHEM 122: General Chemistry 1 Lab (CHEM122 20362/20325)

This video tackles the classification of boiling water as either a physical or chemical change, examining the provided options. We conclude that boiling is a physical change, as the water's chemical composition remains the same during the transition from liquid to gas.

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.

Explore the chemical combination of nitrogen and fluorine to produce nitrogen trifluoride. Learn how to determine the limiting reactant and calculate the theoretical yield using stoichiometry principles.

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.

We'll guide you through the process of calculating the energy associated with X-ray photons when the wavelength is 0.154 nm. This video offers a practical application of physics and helps you understand the energy spectrum of X-rays. Whether you're a science enthusiast or a student, you'll gain valuable insights into this intriguing topic.

In this video we explore the process of calculating the weight percent of barium potassium and chlorine in a mixed sample of barium chloride dihydrate and potassium chloride. Through a step-by-step approach we examine the changes in sample weight after heating to 160°C breaking down the calculations for each elemental content.