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Project title Acids, bases, and sea shellsScience project video
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Seashells are the hard, outer coverings that mollusks produce, in order to protect themselves from predators; it also serves as a form of shelter form the elements. Seashells come in a wide range of shapes, sizes, and colors; however, they all are created from the same material - calcium carbonate. In this science fair project, you will investigate how seashells, and other objects containing calcium carbonate, react when exposed to an acid. 

Instructions preview
*Place the sea shell in one jar and the egg in the other jar. *Pour enough vinegar in each jar to cover both the sea shell and the egg. *Place the jars in a safe place where they will not be disturbed. *After 1-2 days, check the chicken egg. What do you see? *After a week, check the sea shell. What do you notice about the sea shell? .....
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