Video Transcript

in problem number 83 off chapter one in truce, chemistry, structure and also properties. We're absolutely recognize how countless atoms room there in 5.52 many off suffer. Oh, is this for Lee? straightforward to determined. So to determine the number of atoms, what we need to do is multiply the more like 152 Bye. Have a godless number. Friend know, there explains there too. 3 times sent out it apart. 23 rooms. Girlfriend never an ext off a substance. So this has units. Much more shouldn't call that. We might see that Ian is cancel. And, well, last results with 3 points, 32 understands about 24. Therefore that's how many atoms we have actually in 552 moles of sulfur.




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Intro to Chem - introduction

Chemistry is the scientific research of matter, specifically its chemical reactions, but likewise its composition, structure and properties. Chemistry faces atoms and also their interaction with various other atoms, and specifically with the nature of chemistry bonds. Chemistry additionally involves expertise the properties and interactions of individual atoms and also molecules for use in larger-scale applications.


Classification and Properties of matter

In chemistry and also physics, issue is any type of substance that has mass and takes up an are by having volume. All day-to-day objects that deserve to be touched are at some point composed of atoms, i m sorry are consisted of of communicating subatomic particles, and also in everyday as well as scientific usage, "matter" generally includes atoms and anything comprised of them, and also any particles and also objects that act together if they have actually both rest mass and volume. Yet it walk not incorporate massless particles such as photons, or other power phenomena or waves such together light or sound. Matter exists in various states (known as phases) that are identified by assorted physical properties, such as state of matter, phase, shape, and density. The Standard model of fragment physics and the basic theory the relativity describe basic particles and also the basic forces acting between them that control the structure and dynamics that matter.