The isotope Carbon 14 decays by β emission and has a half-life of 5730 years. The carbon in living matter has an activity of 15.3 counts/minute/gm. A sample of ancient papyrus shows a count of 4.1/hour/gm. What is the approximate age of the papyrus? Select one: a. 730 years. b. 44,700 years. c. 10,900 years. d. 7,300 years.

Q: Choose the BEST answer to the following. The equation that most underlies energy release in nuclear…

A: The equation in option (a) gives the energy of a photon.

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A: T1/2 = 1620 years = 1620 x 3.15 x 107s λ = 0.693/ T1/2 = 0.693/(1620 x 3.15 x 107 s)

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A: half life of Ni -63  t/2 = 92 years LET x half life passed (N0 /2)X =( N0 / 128 ) = (N0 /2)7  X = 7…

Q: Can you help solve this?

A: Since there are multiple questions posted, we will answer the first question. Half-life is defined…

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A: Part (a):Given,

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Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.