CHM 212: Principles of Chemistry II

Discover how to determine the density of mineral oil and a metal ball bearing using a graduated cylinder. Learn the method of calculating the mass difference and volume to deduce the density and radius of the ball. Watch a detailed physics experiment explained step by step.

When water boils, bubbles rise to the surface, but what's in these bubbles? Let's evaluate the options. Option d, water vapor, is correct; the bubbles during boiling are primarily composed of water vapor, the gaseous state of water.

Grasp the fundamental concept of moles in chemistry by equating it to the universally understood notion of a dozen. This video breaks down the usage of Avogadro's constant demonstrating calculations from moles to particles and vice versa. Using real-world examples like Carbon atoms Sulfur Dioxide molecules and Iron atoms viewers gain a clear understanding of moles and particle conversions

Unravel the concept of propeller twist and its role in aviation and marine propulsion. We'll delve into the science and engineering behind this intriguing phenomenon, shedding light on its applications and significance.

Discover the incredible speed of light as it zips 7.5 times around Earth in just a second! Marvel at its daily and yearly travels, equating to billions and trillions of kilometers. Dive deeper into the concept of a 'light year' and its significance in astronomical measurements.

Learn how to find the density of silver using weight and water displacement. A step-by-step guide to a common laboratory technique.