Question: 5 Points Question 5 A hazardous material was found to decay at a rate proportional to the amount present. Initially, there were 80 mg of

5 Points Question 5 A hazardous material was found to decay

5 Points Question 5 A hazardous material was found to decay at a rate proportional to the amount present. Initially, there were 80 mg of this radioactive material that was present. After two hours, it has lost 40 percent of its original amount. Find the mass of the material after 4 hours. A 30 mg B 35 mg C 37 me D 40 mg

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