Duck Run A mysterious element has been dumped into the local duck pond. Your task is to use the hints provided to identify the element so that you can remove it and save the ducks!! Discipline  Chemistry   Number of Cases 12   Average Solve Time 13 minutes   Grade Level Usage 9 +   Problem Solving Strategy Classification Deduction   Embedded Content Periodic Table Valence Electrons States of Matter Metal / Non-Metal Elements Flame Tests   Complementary Activities Not Listed In Database   Problem Sample Not Listed In Database   Complementary Problems  Hazmat  Desperately Seeking Solution  What Killed Lenny?   Creation Date Not Listed In Database   Last Revised Not Listed In Database   Author List D. Storing, J. Lin, W. Hsu   Standards Alignment Not Listed In Database   Notes Not Listed In Database