What is the role of neutrons in the atomic nucleus?
Q: Radon-222 releases an alpha particle. What element results and what is its mass number
A: Let us understand the problem at first The atomic number of radon-222 is 86 and the mass number is…
Q: What is alpha decay?
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Q: You have 400 g of a radioactive sample with a half-life of 20 years. How much is left after 50…
A: Given data: Initial amount of radioactive sample (N0) = 400 g Half life (t1/2)= 20 years Total time…
Q: Why doesn’t the repulsive electric force of protons in the atomic nucleus cause the protons to fly…
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Q: If an isotope with 7 proton and 8 neutrons were to fuse with another isotope with five protons and…
A: The objective of the question is to find the shorthand description of the final nucleus after a…
Q: Lead-214 releases both an alpha and a beta particle. What element results and what is its mass…
A: Beta particle is similar to the emission of an electron and alpha particle is similar to the…
Q: What is given off by alpha decay?
A: When an atom experiences an alpha decay, it gives off an alpha particle made up of two protons and…
Q: A certain radioisotope has a half-life of 7.84 days. What percentage of an initial sample of this…
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Q: If a material has a half life of 92.5 days, how long will it take for 75% of the material to decay?…
A: Half life of the material=92.5days 75% of the material decay
Q: A radioactive material requires short time to decay completely naturally.Is it true or false?
A: The phenomenon of continuous emission of radiation like alpha, beta, gamma, X-rays, etc. from a…
Q: What is the approximate size (cm) of a nucleus?
A: The nucleus is found at the center of an atom. It consists of proton and neutron inside it. In 1911…
Q: What influence does the strong nuclear force have on the electrons in an atom? It attracts them…
A: Strong nuclear force is the binding force that acts as a glue holding the protons and the neutrons…
Q: What is the difference between uranium fuel rods in a nuclear power plant and uranium fuel for an…
A: Here, we look at the difference between uranium fuel rods in a nuclear power plant and uranium fuel…
Q: What fraction of a radioactive sample is left after exactly 6 half lives? Give your answer to 3…
A: Number of half life (n) = 6
Q: (Figure 1) shows how the number of nuclei of one particular isotope varies with time. What is the…
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Q: A natural process by which atomic nuclei emit energy or particles is called?
A: Unnoticed major natural occurrences can be found all around us. Some atomic phenomena, like…
Q: How is a strong nuclear force is transmitted between a proton and neutron?
A: Nuclear force: Nuclear force is one of the fundamental interaction. It is the strongest of all.…
Q: Choose the BEST answer to the following. The neutrons in an atom are normally found (a) inside the…
A: Answer: ai,e inside the nucleus.
Q: Why do different isotopes of the same element have the same chemical properties?
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Q: In radioactive lab the half-life of 137 Ba will be determined by measuring O the activity that…
A: Solution: Given: In radioactive lab the half-life of 137Ba will be determined by measuring: Choose…
Q: Which radioactive isotopes are produced when Uranium 238 decays?
A: When uranium 238 decays, it decay by emitting alpha particle.
Q: What is the long-range fate of all the uranium that exists in the world?
A: Uranium-238 is a radioactive element which decays in series of 4 steps.
Q: If U-238 splits into two even pieces, and each piece emits an alpha particle, what elements are…
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Q: What is a fission reaction? O The process of splitting the nucleus of an atom O The process of…
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Q: Do the positive benefits of harnessing energy from the nuclear reaction in nuclear power plants…
A: solution as
Q: Element Z has a half-life of 45 minutes. Which of the following statements is true regarding 4…
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Q: A patient has 10% as much radioactivity as they had 4 days ago when a radioisotope was administered.…
A: The amount of radioactivity remaining after a given time: Nt=N0×12n where Nt = activity at time t…
Q: How does one isotope differ from the another?
A: In an isotope, the number of protons is always equal to the number of electrons, but the number of…
Q: What will beta decay do to the atomic and mass number of a radioactive isotope?
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Q: The isotope iodine -131 has a half-life of 8 days. If an individual is injected with 100 mg of…
A: Given that :the half-life of iodine-131, the initial amountthe elapsed time
Q: Write the relationship between the size and the atomic mass number of a nucleus.
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Q: 7. Which kind of nuclear reaction is shown in the equation below? U +n Ba +9 Kr + 3n + 200MEV 144 56…
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Q: When thorium (atomic number 90) decays by emitting an alpha particle, what is the atomic number of…
A: Alpha particle is identical to the helium nucleus. It consists of 2 protons and 2 neutrons. The…
Q: A sample of a radioactive element has a half-life of 180 days; what percent of this sample will…
A: The decay constant of a radioactive sample is given by : The amount of sample left after 't' time…
Q: An element with an atomic mass of 57 has an isotope with an atomic of mass 58. The source of this…
A: Isotope is a terminology given to an element that has variation in atomic mass than the same element…
Q: What is true about an alpha particles when closest to the nucleus
A: To determine: The truth about the alpha particles when it is closest to the nucleus Introduction:…
What is the role of neutrons in the atomic nucleus?
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