Applied Physics (11th Edition)
11th Edition
ISBN: 9780134159386
Author: Dale Ewen, Neill Schurter, Erik Gundersen
Publisher: PEARSON
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Chapter 23.7, Problem 7P
Find the remaining quantity of uranium 238 atoms from an original sample of 5.50 × 1020 atoms after 2.45 billion years. Its half-life is 4.50 billion years.
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Applied Physics (11th Edition)
Ch. 23.3 - Prob. 1PCh. 23.3 - Prob. 2PCh. 23.3 - Prob. 3PCh. 23.3 - Prob. 4PCh. 23.3 - Prob. 5PCh. 23.4 - Prob. 1PCh. 23.4 - Prob. 2PCh. 23.4 - Prob. 3PCh. 23.4 - Prob. 4PCh. 23.5 - Prob. 1P
Ch. 23.5 - Prob. 2PCh. 23.5 - Prob. 3PCh. 23.5 - Prob. 4PCh. 23.5 - Prob. 5PCh. 23.5 - Prob. 6PCh. 23.5 - Prob. 7PCh. 23.5 - Prob. 8PCh. 23.5 - Prob. 9PCh. 23.5 - Prob. 10PCh. 23.5 - Prob. 11PCh. 23.5 - Prob. 12PCh. 23.5 - Prob. 13PCh. 23.5 - Prob. 14PCh. 23.6 - Prob. 1PCh. 23.6 - Prob. 2PCh. 23.6 - Prob. 3PCh. 23.6 - Prob. 4PCh. 23.6 - Prob. 5PCh. 23.6 - Estimate the average binding energy per nucleon...Ch. 23.6 - Estimate the average binding energy per nucleon...Ch. 23.6 - Estimate the average binding energy per nucleon...Ch. 23.7 - Prob. 1PCh. 23.7 - Find the half-life of a radioactive sample if its...Ch. 23.7 - Prob. 3PCh. 23.7 - Prob. 4PCh. 23.7 - Find the percent of a sample of C55124s that will...Ch. 23.7 - Prob. 6PCh. 23.7 - Find the remaining quantity of uranium 238 atoms...Ch. 23.7 - Prob. 8PCh. 23.7 - Find the percent of a C614 sample that will decay...Ch. 23.7 - Find the percent of a radioactive sample of...Ch. 23.9 - Prob. 1PCh. 23.9 - Prob. 2PCh. 23.9 - Prob. 3PCh. 23.9 - Prob. 4PCh. 23.9 - Prob. 5PCh. 23.9 - Prob. 6PCh. 23.9 - Prob. 7PCh. 23 - Prob. 1RQCh. 23 - Einstein's equivalence principle relates to a....Ch. 23 - Prob. 3RQCh. 23 - Prob. 4RQCh. 23 - Prob. 5RQCh. 23 - Prob. 6RQCh. 23 - Describe the differences between the electric...Ch. 23 - Prob. 8RQCh. 23 - Prob. 9RQCh. 23 - What is the difference among the following...Ch. 23 - Prob. 11RQCh. 23 - Prob. 12RQCh. 23 - Prob. 13RQCh. 23 - Prob. 14RQCh. 23 - Prob. 15RQCh. 23 - What important discovery was made by Enrico Fermi?Ch. 23 - Prob. 17RQCh. 23 - Prob. 18RQCh. 23 - Prob. 19RQCh. 23 - What fraction of a radioactive sample has not...Ch. 23 - Prob. 21RQCh. 23 - Prob. 22RQCh. 23 - Prob. 1RPCh. 23 - Prob. 2RPCh. 23 - Prob. 3RPCh. 23 - Prob. 4RPCh. 23 - Prob. 5RPCh. 23 - Prob. 6RPCh. 23 - Prob. 7RPCh. 23 - Prob. 8RPCh. 23 - Prob. 9RPCh. 23 - Prob. 10RPCh. 23 - Estimate the average binding energy for R75187e...Ch. 23 - Prob. 12RPCh. 23 - Find the remaining quantity of iodine 131 atoms...Ch. 23 - Find the percent of a strontium 88 sample that...Ch. 23 - Find the percent of an osmium 191 sample that will...Ch. 23 - Prob. 16RPCh. 23 - Prob. 17RPCh. 23 - Prob. 18RPCh. 23 - Prob. 19RPCh. 23 - Prob. 20RPCh. 23 - Prob. 1ACCh. 23 - Prob. 2ACCh. 23 - The binding energy for a H24e nucleus is 28.40...Ch. 23 - Prob. 4ACCh. 23 - Prob. 5AC
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- (a) Calculate the energy released in the a decay of 238U . (b) What fraction of the mass of a single 238U is destroyed in the decay? The mass of 234Th is 234.043593 u. (c) Although the fractional mass loss is large for a single nucleus, it is difficult to observe for an entire macroscopic sample of uranium. Why is this?arrow_forwardEnter the correct nuclide symbol in each open tan rectangle in Figure P43.25, which shows the sequences of decays in the natural radioactive series starting with the long-lived isotope uranium-235 and ending with the stable nucleus lead-207. Figure P43.25arrow_forwardDerive an approximate relationship between the energy of (decay and halflife using the following data. It may be useful to graph the leg t1/2 against Ea to find some straightline relationship. Table 31.3 Energy and HalfLife for (Decay Nuclide E( (MeV) t1/2 216Ra 9.5 0.18 (s 194Po 7.0 0.7 s 240Cm 6.4 27 d 226Ra 4.91 1600 y 232Th 4.1 1.41010yarrow_forward
- (a) Write the decay equation for the decay of 235U. (b) What energy is released in this decay? The mass of the daughter nuclide is 231.036298 u. (c) Assuming the residual nucleus is formed in its ground state, how much energy goes to the particle?arrow_forwardA radioactive sample initially contains 2.40102 mol of a radioactive material whose half-life is 6.00 h. How many moles of the radioactive material remain after 6.00 h? After 12.0 h? After 36.0 h?arrow_forwardIn the following eight problems, write the complete decay equation for the given nuclide in the complete XZAN notation. Refer to the periodic table for values of Z. decay of 226Ra, another isotope in the decay series of 238U, FIrst recognized as a new element by the Curies. Poses special problems because its daughter is a radioactive noble gas. In the following four problems, identity the parent nuclide and write the complete decay equation in the XZAN notation. Refer to the periodic table for values of Z.arrow_forward
- (a) Calculate the energy released in the a decay of 238U. (b) What fraction of the mass at a single 238U is destroyed in the decay? The mass of 234Th is 234.043593 u. (c) Although the fractional mass loss is laws for a single nucleus, it is difficult to observe for an entire macroscopic sample of uranium. Why is this?arrow_forwardIn the following eight problems, write the complete decay equation for the given nuclide in the complete XZAN notation. Refer to the periodic table for values of Z. + decay of 50Mn.arrow_forwardA rare decay mode has been observed in which 222Raemits a 14C nucleus. (a) The decay equation is 222RaAX+14C . Identify the nuclide AX. (b) Find the energy emitted in the decay. The mass of 222Ra is 222.015353 u.arrow_forward
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