SHOW FULL SOL The initial amount of the radioactive material B in a rock is determined to be 19.08 mg. Only 0.0038 g are left of B after 1,980 years. How much of the radioactive material B decayed? Express your final answer in four decimal places A. 3.8000 mg B. 15.2800 mg C. 0.1530 g D. 1.5280 g

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Q: The initial amount of the radioactive material B in a rock is determined to be 19.08 mg. Only 0.0038…

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