3. Ununoctium decays naturally at the rate proportional to the original quantity. If there are 20 grams initially, and after 10 years, 0.6% of the original amount decomposed, design an equation that will represent the amount of remaining element at any given time. (DO NOT ANSWER NUMBER 3) 4. From the previous problem, determine the half-life of the element and the remaining amount after 900 yea

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