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    Why do you need to know this?

    Everything in the universe is made of matter and energy, from the largest star to the smallest grain of sand.  Matter makes up your body and its properties determine how your body functions.  Chemistry will help you learn why things work the way they do. Remember...

    “The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.”
    ― Carl Sagan