Although the chemical sciences have their degree of complexity is not difficult, you can give answers to your doubts and the topics that cause confusion in classes; these are usually: Units of measurement and conversions, Determination of quantum numbers, Inorganic and organic chemical nomenclature, determination of oxidation numbers, Balance of equations and Reactions Redox, Determination of Reactive limiting and Reactive in excess.
You will notice that this matter helps you understand many everyday situations and enjoy it! you just need a little time.
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