Video Transcript

an aspirin tablet has 325 mg that aspirin. How countless grams the aspirin does the contain? We're gonna transform 325 mg into grams. 1 mg is identical to 10 to the minus 3 g. Therefore, this would certainly be 30.3 come 5 g. Therefore, one, 325 milligram aspirin tablets has actually 0.3 come 5 g of aspirin.




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Intro come Chem - introduction

Chemistry is the science of matter, specifically its chemistry reactions, but also its composition, structure and also properties. Chemistry encounters atoms and also their interactions with various other atoms, and an especially with the nature of chemical bonds. Chemistry likewise involves expertise the properties and interactions of individual atoms and also molecules for usage in larger-scale applications.


Classification and Properties of matter

In chemistry and physics, matter is any kind of substance that has mass and also takes up space by having actually volume. All daily objects that can be touch are eventually composed of atoms, i beg your pardon are consisted of of communicating subatomic particles, and also in everyday and also scientific usage, "matter" generally consists of atoms and anything consisted of of them, and any particles and also objects that act as if they have actually both rest mass and also volume. Yet it walk not incorporate massless corpuscle such as photons, or other power phenomena or waves such together light or sound. Issue exists in miscellaneous states (known together phases) the are identified by various physical properties, such as state of matter, phase, shape, and also density. The Standard version of particle physics and the general theory that relativity describe fundamental particles and also the basic forces acting between them that control the structure and dynamics that matter.