ocr: 20 Click on the best answer This stack is designed for use by High School chemistry students 19 to test their understanding of the types of chemical ponding - that are Touna in common compounds. 18 Click on the hint button to get extra intormation that should help in recognizing the correct answer. The stack contains 30 questions. Ity will keep track of the number of questions ancwered.crrectsg and.ine-numboF-aghed. Hit the couit reset button to return to zero, zero". Questions can be aqged or the background used for new quizes. Put thelanswers in hackground field"ans" 12 > Ron LeMay Nicolet H ...
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