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Prehistoric cave paintings were discovered in a cave in France. The paint contained 11% of the original carbon-14. Use the exponential decay model for carbon-14, A=Ap e -0.000121t, to estimate the age of the paintings. The paintings are approximately years old. (Round to the nearest integer.)
Half-Life Complete the table shown to the right for the half-life of a certain radioactive substance. Decay Rate, k 9.6% per year = -0.096 The half-life is years. (Round to one decimal place as needed.)
Half-Life 18.7 days Decay Rate, k Complete the table shown to the right for the half-life of a certain radioactive substance. C. k=0 (Round to six decimal places as needed.)
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