A radioactive nuclide of mass number 94 has been prepared by neutron bombardment. If 4.7 µg of this nuclide registers 20. counts per minute on a radioactivity counter, what is the half-life of this nuclide

Q: Calculate the binding energy (in Joules) of a nuclide 112X48 from the following information: mass of…

A: B E= mass defect ×c2 where c is speed of light . Mass defect,∆m  = Zmp+Nmn- mA  where m is mass and…

Q: The half-life of Sn-110 is 4 hours. If you had 40 grams of this nuclide, how much would you have…

A: Given: Initial mass of isotope = 40 g. Half-life of isotope = 4 hours. And time passed = 8 hours.

Q: The first transmutation of an element was performed in 1919 by Ernest Rutherford when he bombarded…

A: Interpretation -  To tell about what is other nuclide when first transmutation of an element was…

Q: A sample of wood from an Egyptian mummy case taken from an archaeological site is subjected to…

A:

Q: A 56 mgmg sample of a radioactive nuclide is administered to a patient to obtain an image of her…

A:

Q: The remains of an ancient cave were unearthed. Analysis from charcoal in the cave gave 12.0…

A: Radioactive decay is the process where the unstable nuclei break down into stable ones by emitting…

Q: Iron-53 undergoes positron decay and has a half-life of 8.51 min. What is the rate constant for…

A: The radioactive decays obeys first-order kinetics.

Q: A patient is given 0.500 ug of technetium -99m, a radioactive isotope with a half-life of 6 hours.…

A:

Q: What radionuclide technique can be used to estimate the age of fossils up to 50,000 years old?

A: Radionuclide: It is also known as Radioactive nuclide, radioactive isotopes. These are the atoms…

Q: Identical amounts of two different nuclides, an alpha emitter and a gamma emitter, with roughly…

A: Identical amounts of two different nuclides, an alpha emitter and a gamma emitter, with roughly…

Q: Complete the following nuclear reactions: a. lodine-132 decays by release of an alpha particle.…

A: While writing the nuclear reactions, we must ensure that no of protons (Atomic number) and Atomic…

Q: Nuclide X has a higher rate of decay than nuclide Y.  Based on this information, which of the…

A: B) Nuclide Y has a larger half-life than nuclide X. C). Nuclide X is less abundant than nuclide  Y.…

Q: (a) What is neutron activation analysis? Explain how this method could be used to determine calcium…

A: The reactions involving formation of new nucleus with emission of some radiation along with it from…

Q: 92232U  ( Atomic Mass, 232.0371 u) decays by alpha emission. The atomic mass of 24He is 4.0026u. The…

A: Option A is the correct answer for this question

Q: Lutetium-177 is an ideal therapeutic radioisotope because it is a strong β emitter and emits just…

A: According to the law of conservation of atomic mass and number, the unknown element can be…

Q: During a supernova, a 212Po nucleus absorbs 4 neutrons and then undergoes α decay. 1)What nuclide is…

A: A question based on nuclear chemistry, which is to be accomplished.

Q: (23) The first five steps of the californium-252 decay chain consist of three a-decay steps,…

A:

Q: When  14/7N is bombarded by (and absorbs) a proton, a new nuclide is produced plus an alpha…

A:

Q: old-198 is a β emitter used to treat leukemia. It has a half-life of 2.7 days. The dosage is 1.0…

A: Interpretation: The time taken for 70.-mCi dose of Gold 198 to decay to an activity of 2.2 mCi is to…

Q: What is the most likely decay mode of a nuclide with too many neutrons to be in the band of…

A: The band of stability is the region in which nuclide is stable. This region is decided by the…

Q: When ²³⁵U absorbs a neutron, it forms an unstable nuclide that ultimately fissions into smaller…

A:

Q: What nuclide undergoes electron capture to produce ¹⁰⁸Pd?

A: The process of electron capture involves radioactive decay of an isotope that has a large number of…

Q: If a radioisotope's half-life is 2 minutes, after two half-lives there is left   0% of the original…

A: Given, a radioisotope's half-life is 2 minutes.we are asked to calculate the amount of original…

Q: Tc-99m is commonly used in nuclear medicine.  It has a half-life of 6 hours.  The radioactivity dose…

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Q: Calculate the binding energy per nucleon (J nucleon-1) for: a. 98Mo, 97.9055 amu b. 151Eu, 150.9196…

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Q: Write a balanced nuclear equation for the following: The nuclide nitrogen-18 undergoes beta…

A: During  beta emission  atomic  number  increased by one while mass number  remains  unchanged.

Q: Calculate the binding energy (in Joules) of a nuclide 112X48 from the following information: mass…

A:

Q: Americurium-241 decays by a series of two alpha emissions and one beta emissions. What is the…

A:

Q: The nuclide Tl is the daughter nuclide resulting from the α decay of what parent nuclide?

A: The spontaneous process of the breakdown of an unstable heavy atom by emitting radiation is called…

Q: The radioactive nuclide has a half-life of 5.27 years. Calculate the mass of that remains from…

A: Rate of a reaction determines the speed with which a reaction proceeds. First order reaction is a…

Q: Calculate the nuclear binding energy and the binding energy per nucleon of the isotope 35Cl17whose…

A: Binding energy = ∆m × 931.5 MeV  Binding energy per nucleon = Binding energy ÷ nucleon

Q: Calculate the binding energy (in MeV) of a nuclide 192J77 from the following information: mass of a…

A:

Q: What new nuclide is formed when Polonium-204 undergoes electron capture? A) Bi-204 B) At-204   C)…

A:

Q: In the decay series of thorium-232, thorium-232 decays to radium-224 and then to radon-220. What…

A: Given, In the decay series of thorium-232, thorium-232 decays to radium-224 and then to radon-220.

Q: Plutonium-236 is an alpha emitter with a half-life of 2.86 years. How long will it take for the 1.15…

A: Radioactive decays follows first order kinetics. For the for order kinetics: k = 0.693 / t1/2 t =…

Q: Predict the decay pathway for each unstable nuclide and write the nuclear equation a.) Mo-113 b.)…

A: The N/Z ratio is a measure of the stability of a nucleus. This ratio predicts the likely mode of…

Q: Suppose a person ingest equal amounts of two nuclides, both of which are beta emitters (roughly…

A: The decay process for the radioactive element is a first order kinetic and the relation of between…

Q: How is the nuclide 23892U altered by (i.) the emission of one α particle, (ii.) the emission of one…

A:

Q: What is emitted in the nuclear transmutation? 27^Al(n,?)^24 Na a neutron a gamma photon a beta…

A: The above reaction notation shows nuclear transmutation . The target nucleus is Al , the bombarding…

Q: For the following nuclides: Polonium-210 Nitrogen-13 Palladium-103 Lead-214 Determine the most…

A: 1) The most likely mode of decay in each of the following is: a) Polonium-210 - alpha decay b)…

Q: Complete the following nuclear reactions:    Iodine-132 decays by release of an alpha particle.…

A: In radioactive decay unstable nuclei decay into stable nuclei with emmison of some electromagnetic…

Q: When ²³⁵U absorbs a neutron, it forms an unstable nuclide that ultimately fissions into smaller…

A: The absorption of a neutron results in the increase of the mass number by 1, while the atomic number…

Q: 4. What nuclide is formed when 19/10 Ne undergoes beta-plus decay

A: Here we are required find the nuclide formed when 19Ne10 undergo beta plus decay.

Q: 1. Bombarding an atom with particles to cause a nuclear reaction is called b. nuclear transmutation…

A: Radioactivity is a spontaneous process of emission of enormous amount of energy in the form of…

Q: If a sample of radioactive material undergoes 1.0134E13 decay events in 83 seconds, how many Curies…

A: Solution: We have decay of given radioactive sample is 1.0134E13 in 83 seconds. By the definition we…

Q: A person is exposed for three days to identical amounts of two different nuclides that emit…

A: Given information:A person is exposed for three days to identical amounts of two different nuclides…

Q: At 8:00 a.m., a patient receives a 58-mg dose of I-131 to obtain an image of her thyroid. If the…

A: At 8:00 a.m., a patient receives a 58-mg dose of I-131 to obtain an image of her thyroid. If the…

Q: Uranium235 decays to a form of Pb207 with a half-life of 710 million years. If an outcrop of rock…

A: Half life of the parent isotope = 7.1 × 108 years Since radioactive decay follows first order…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.