Chemistry Basics | classification & properties of matter, density, SI Units, Sig Figs, Unit Convert

In this video we learn some of the fundamental concepts of chemistry:

1. S.I. units and how to use dimensional analysis to convert within the metric system
2. Uncertainty and that there are rules to determine which digits are significant in a reported quantitative observation
3. How to calculate the density of an object using the formula d = m/v
4. Matter can be organized as mixtures or pure substances
5. Mixtures can be organized as homogeneous or heterogeneous
6. Pure substances can be organized as elements or compounds.
7. The difference between a physical change and a chemical change

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