Acids, Copper, and Zinc
Middle schoolers observe chemical reactions using post-1982 pennies. They observe the reaction of an acid with zinc but not copper under the same conditions over a two week period.
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Chemistry Revision Themes: Quick Crosswords
A collection of 16 different chemistry crosswords provides variety in the ways that your class reviews chemistry vocabulary and concepts. Because the topics for each range from the introductory periodic table of elements to the complex...
6th - 12th Science