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Carmen Harper
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ECM Watch It!
Added Sep 24, 2018
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tell you I was going to go through a simple explanation of atoms elements compounds and mixtures the definition smallest unit of a substance is made from Tennessee with an out of substance and you was a chalk it up into smaller and smaller and smaller bit eventually so you could get to in 101 down any further than the chemistry with changing is a bit more to learn about that lights are on but now let's just stick with one another definition is there a pure substance made from only one type of atom is going to represent the different elements different what Legos that you can see behind me ptable.com for great interactive website on the periodic table reading activity everything is made from you and I are made from a list four different combinations of those elements who were the stars and planets out from different combinations of the same ingredients most probably made from those same ingredients in queso the elements are a list of all the ingredients that everything is made Karina just what letter represents now and the technician pure substance made of only one type of atom to come back now the definition of a compound is when two or more chemically joined with two or more different elements are chemically joined are represented by what letters what happens in nature when to buy you nothing come across one oxygen and is it like they say together okay so call me it went two or more types of element chemically joined together but we bring in another color Lego Red One Hair the represent carbon now carbon is an element that can be found in the periodic table we need to save and two oxygen O2 we can Finance together and we see okay but you may know dogs are examples of compound h2o mission of a mixture is a substance that is made of two or more substances that are not chemically joined together so we could have or carbon dioxide and a water together mixing around what you can get okay but they can be separated and then not chemically joined together for the definition of the mixture is two or more substances chemically joined together as a simple explanation of atoms elements using negative
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