CK-12 Physical Science - For Middle School

(Marvins-Underground-K-12) #1

http://www.ck12.org Chapter 7. Chemical Bonding


FIGURE 7.2


Different compounds may contain the same elements in different ratios. How does this affect their properties?

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KQED: The Sweet Science of Chocolate


Chocolate: It’s been revered for millennia by cultures throughout the world. But while it’s easy to appreciate all of
its delicious forms, creating this confection is a complex culinary feat. Local chocolate makers explain the elaborate
engineering and chemistry behind this tasty treat. And learn why it’s actually good for your health! For more
information on the science of chocolate, see http://science.kqed.org/quest/video/the-sweet-science-of-chocolate/.


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