Please use the values in the resources listed below instead of the textbook values.A laboratory investigation shows that a sample of uranium ore contains 5.48 mg of23892U and 2.66 mg of82206 pb. Calculate the age(in y) of the ore. (The half-life of 238 U is 4.47x109 y. The mass of a U atom is 238.050783 amu, and the mass of a206 pb atom is 205.974449 amu.)821.55e+09 Y9223892+

To calculate the age of a uranium ore sample based on the amounts of uranium-238 (U-238) and…

Answered: Please use the values in the resources…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Similar questions

The initial amount of the radioactive material V in a rock is determined to be 6.78 mg. Only 1.46 mg are left of V after 1002 years. How much of the radioactive material, V, decayed after the aforementioned 1002 years if the half-life of V is 452.3055 years? Express your final answer in four decimal places and in milligrams (mg). *
How many half-lives does it take a 10.0 gram sample of 12353I to drop to0.625 grams? What length of time is this? (The half-life of 12353I is 13.1 hours.)
Calcium-48 is used to produce heavy elements. A research facility uses a particle accelerator that can accelerate a proton to 50 MeV to fire a beam of calcium ions at a target. 1) What is the heaviest stable isotope that the ions in the beam could fuse with? 2) Assuming the two nuclei fuse; what isotope is formed in this reaction? 3) Consider this same system with the isotope Calcium-40 instead. What isotope would the fusion produce? 4) Why is Calcium-48 used for this purpose?
One potential uranium fission reaction is shown below.235U + n → 144Cs + 90Rb + 2 n[Atomic and nuclear masses are given in the reference table that is linked in Question - 0]Calculate the change in mass (Δm) in amu for a single atom of uranium undergoing fission by this reaction. Be sure to include the proper sign. Calculate the energy change (ΔE) in joules that occurs when a single atom of uranium undergoes fission by this process. Be sure to use the correct sign. Calculate the amount of energy released (in kJ) when 2.500 kg of uranium undergo fission by this process.
Determine the half-life of this isotope?
If the mass of one neutron is 1.00866 amu, the mass of one proton is 1.00728 amu, and the mass of a Sulfur-34 nucleus is 33.96786 amu, calculate the binding energy for the 345 nucleus. A) 1.44 x 1010 kJ/mol C) 4.57 × 109 kJ/mol B) 7.53 x 109 kJ/mol D) 2.74 x 1010 kJ/mol
Calculate the nuclear binding energy (in joules) and the nuclear binding energy per nucleon of: 151 Eu 63 (150.919860 amu) Use 1.008665 amu for the mass of a neutron, 1.007276 amu for the mass of a proton, and 1.007825 amu for the mass of an 1 H 1 atom. (Round each final answer to 4 significant figures.) Enter your answers in scientific notation. ______J_____ J/nucleon
Technetium-99 which has a half life of 6 hours is a useful isotope in diagnostic tests. If a patient was injected with 20.0 mg of Technetium-99, calculate the mass in mg that will be left after 1 week.
A particular radioactive element has a half-life of 63 days. What percent of the original sample is left after 189 days? Group of answer choices 12.5 % 75 % 33.33 % 50 % 25 %
a) Mrs. Price's son, Liam is currently working as a boilermaker at the Darlington Nuclear Power plant. He is working with Uranium-237 which has a half-life of 13.75 days. What mass of an initial sample of 567.5g of uranium-237 would remain after 56 days? b) Write the complete reaction for the decay of Po-210 if it undergoes 2 consecutive alpha decay followed by a beta decay followed by another alpha decay.
Technetium-99 which has a half life of 6 hours is a useful isotope in diagnostic tests. If a patient was injected with 20.0 mg of Technetium-99, calculate the mass in mg that will be left after 1 week.
32 P is a radioactive isotope with a half-life of 14.3 days. If you currently have 41.9 g of P, how much 3P was present 7.00 days ago?

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