What makes a radioactive decay an alpha decay

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: How does the mass number of an element change when it undergoes alpha decay? decrease by 2 decrease…

A: In Alpha decay of an radioactive nucleus , the mass and charge of the daughter nucleus decreases by…

Q: In which of the following is it possible for an entirely new atom to form. (Mark all that apply)…

A: Given problem is based on the Nuclear Physics concept. We have asked, in which process entirely new…

Q: The two fragments of a fission reaction are isotopes that are neutron-rich; each has more neutrons…

A: fission reaction

Q: In the following reaction, which type of decay is occurring? 18 18 9F- O beta plus gamma alpha beta…

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Q: While studying the properties of a sample of material obtained from an excavation site, you discover…

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Q: Find the number of atoms in the sample after 10 days.

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Q: Which of the following is/are true about Alpha particles? Mark all that apply. They have a higher…

A: We know that alpha particle is doubly charged helium ion having mass equal to 4u. Alpha particle…

Q: Radioactive nuclei decay to become unstable. True False

A: A radioactive nuclei decays because its wants to reduce its energy and become stable.

Q: d. Alpha decay of polonium-218 e. Production of. 241 Am through alpha decay 95 f. Formation of 203…

A: Balanced Nuclear Reaction: A nuclear reaction is balanced when sum of mass numbers and sum of atomic…

Q: Plutonium 2 Pu nucleus produced in a nuclear reactor undergoes alpha decay. Determine the daughter…

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Q: Find the binding energy and the binding energy per nucleon of the (12/6)C nucleus. binding…

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Q: In beta decay what is emitted: A) electron B) proton C) neutron D) All of the above

A: Given:- In beta decay what is emitted: A) electron B) proton C) neutron D) All of the above

Q: After two half-lives of radioactivity amount of radioactive atoms remaining is none O N/2 N/4 O N/8

A: Given data: Number of half-lives (n) = 2 Required: Remaining amount after 2 half-lives

Q: Radioactive materials are composed of nuclei that are stable .A yes .B no .C .D

A: An atom is stable if the forces among the particles that makeup the nucleus are balanced. An atom is…

Q: Zinc Zn nucleus produced in a nuclear reactor undergoes beta-plus decay. Determine the daughter…

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Q: Suppose a radioactive material, UPinium, was found under the chemistry building in 2000 (year). In…

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Q: Determine the number of neutrons in a bromine nucleus, which has a radius of approximately 5.32 ✕…

A: The radius of the bromine nucleus is, r=5.32×10-15 m The mean radius of the nucleus can be given as,…

Q: Nuclear fission can occur in O hadrons. O plutonium. quarks. O deuterium. X

A: In nuclear fission a heavy atom splits in to two or two or more daughter nuclei .  In plutonium…

Q: Find the activity of a sample containing 4.84  1014 iodine-131 nuclei (T1/2 = 8.0 days

A: Given, Number of iodine-131 nuclei (N) = 4.84  1014 T1/2 = 8.0 days

Q: If U-238 splits into two even pieces, and each piece emits an alpha particle, what elements are…

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Q: The Half-life of certain radioactive sample is 30 minutes. At 2.00 PM, the decay rate is measured to…

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Q: Consider the following reactions: A. uranium-238 emits an alpha particle; B. plutonium-239 emits an…

A: Given data:   The Uranium – 238 emits an alpha particle. The  Plutonium – 239 emits an alpha…

Q: X-rays are most similar to which of the following—alpha, beta, or gamma rays?

A: X-rays are the neutral radiations, which have highest range due to their neutral nature. They excite…

Q: radioactive isotope decays into thorium-232 and an alpha particle. What was the original particle

A: Total atomic number and mass number should be equal to both sides of equation.

Q: Which describes radioactive decay of a substance?

A: Which describes radioactive decay of a substance.

Q: A parent atom decays and the daughter atom has one more proton than the parent. The most likely…

A: When negetive beta decay happened then as a result in daughter nucleus the proton is one more than…

Q: certain radioactive imple at any instant is 4750 disintegrations per minute. Five inutes later the…

A: The decay constant  of a radioactive nuclide is its probability of decay per unit time. Here, we…

Q: The two samples A and B consist of an equal number of radioactive nuclei to begin with. 5 days later…

A: From the question it is given that: Let N0 be the amount of radioactive nuclei is present in initial…

Q: The activity of a nucleus is the product of number of nuclei present in the sample and the decay…

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Q: In a radioactive substance at t = 0, the number of atom is 8 x 104 . its half-life period is 3 yr.…

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Q: The cobalt isotope 60Co (Z = 27) decays to the nickel isotope 60Ni (Z = 28). The decay process isA.…

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Q: The half-life of polonium is 139 days, but your sample will not be useful to you after 94% of the…

A: Calculate the decay constant of polonium. λ=ln2t1/2=ln2139 day=4.986×10-3 day-1 Here, λ is the decay…

Q: In the gamma decay of a nucleus   A) the mass number of the nucleus changes whereas its atomic…

A: When some unstable atomic nuclei dissipate excess energy by a spontaneous electromagnetic process,…

Q: Find the binding energy and the binding energy per nucleon of the PC nucleus. binding energy binding…

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Q: Find the binding energy and binding energy per nucleon of the 27/13 Al nucleus.

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Q: The activity of a radioactive sample decreases from 135 kBq to 15 kBq in 22.1 s. Calculate the…

A: Given  Initial activity A0=135kBq Final activity A=15kBq time t=22.1 s

Q: Consider a radioactive sample. Determine the ratio of the number of nuclei decaying during the first…

A: Radioactive decay:

Q: A radioactive sample has an activity R. For each of the following changes, indicate whether the…

A: At time t, number of radioactive nuclei = Nt

Q: Find the binding energy and the binding energy per nucleon of the  126(C) nucleus. binding energy…

A: Mass of 6 C12  = 12.0000 amu Mass of proton mp = 1.007825 amu Mass of neutron mn = 1.008665 amu

Q: Alpha, Beta-plus, Beta-minus and Gamma decay are all different forms of radio-Active decay. A…

A: alpha decay decreases the atomic number(Z) by 2 and atomic mass(A) by 4 hence after 1 alpha decay ,…

Q: When the number of neutrons is less than what it is supposed to be, Oalpha radiation will be emitted…

A: For a nucleus where the ratio of neutrons to protons is less, the most common forms of radiation…

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.