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QUESTION
A sample of Tl−201 has an initial decay rate of 5.80×104/s. How long will it take for the decay rate to fall to 58 /s ?, homework help
A sample of Tl−201 has an initial decay rate of 5.80×104/s .
How long will it take for the decay rate to fall to 58 /s ? (Tl−201 has a half-life of 3.042 days.)
Express your answer using two significant figures.
