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hey guys this is Mr post and on todayamp;#39;s video weamp;#39;ll be looking at writing chemical symbols in order to write chemical symbols we need to take a review a step back to what we learned a day or so ago weamp;#39;re going to first look at today atomic number and once again we learned the other day that the atomic number is really the number of protons that are in the nucleus so every element is unique in the fact that every element has a different number of protons and thatamp;#39;s how you identify what a pro uh an atom element rather is you look at the number of protons they have and the number of protons they have also corresponds to the number they are in the periodic table so what their number is in the periodic table so Carbon on the periodic table is number six oxygen on the periodic table is number eight and that means carbon has six protons and oxygen has eight protons so once again atomic number is coming into play today again and it is the number of protons that