Tuesday, June 9, 2009
Last week in class we learned about cemestry. We learned that all atoms are made up of electrons, protons and nutrons. Electrons have a negative charge. Protons have a psitive charge. Nutrons have a nuetral charge. Electrons have orbit the nuclus which is made up of protons and nutrons but they do not have the same path each time they do. Protons tetirmine the type of element the more protons the different element and the less protons the different element it is. If it have a lot of electrons than it is an inon and has a negative charge. If you have more nutrons then the atom becomes an isotope. Then we did two experiments and one we did not finish and the other was when we were burning sugar with a formula of C12H22O11, the formula for the sugar is C12+11H2O
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