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18 lip 2016 · Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/science/c... A big picture view of chemistry and why it is...
8 lip 2024 · Here we are going to learn about the building blocks of matter with our comprehensive guide to atoms and molecules! In this video, we break down complex concepts into easy-to-understand...
Chapter 1. Matter—Solids, Liquids, and Gases. Chapter 2. Changes of State. Chapter 3. Density. Chapter 4. The Periodic Table & Bonding. Chapter 5. The Water Molecule and Dissolving. Chapter 6. Chemical Change. Explore All Lesson Plans. Simulations & Videos. Interactive animations help explain science concepts on the molecular level.
This chemistry video tutorial explains the difference between elements, atoms, molecules, and ions. It also explains how to distinguish ionic and molecular ...
In this video, we will learn about one of the most important units in chemistry: the mole. We’ll look at why it’s useful, how it’s defined, and look at how to convert between formula masses, masses, and amounts in moles.
18 lip 2024 · Atoms and molecules make up the three common states of matter on Earth—solids, liquids, and gases. The particles of a liquid are attracted to one another, are in motion, and can move past one another. Being a solid, liquid, or gas is a property of a substance.
20 cze 2019 · Students then go on to study the difference between the nature of the forces that exist between atoms, molecules and ions, which they use to explain the physical properties of ionic and covalent compounds.
