GOB Chemistry 1 Midterm - Part 2 of 5
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2. Atoms and the Periodic Table / Periodic Table: Classifications / Problem 3
The typical amounts of essential elements in an adult weighing 60 kg are 2 - 39 kg for major elements, 36 - 1000 g for macrominerals, and 2 - 3600 mg for microminerals. Which of the following is the identity of the essential element that is around 120 g in a 60 kg adult?
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