Use the exponential decay model, A = A 0 e kt , to solve this exercise. The
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Use the exponential decay model, A = A0ekt, to solve this exercise. The half-life of iodine-131 is 7.2 days. How long will it take for a sample of this substance to decay to 30% of its original amount? Round to one decimal place.
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First find the decay equation 05 ekt 05e72k In 05 ...View the full answer
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