What is a positron?  A) an electron B) a neutron C) a proton D) none of the above

Q: After the radioactive decay of a certain radioactive element, its atomic number and mass number…

A: Radioactive decay is the emission of energy in converting unstable nuclei into stable nuclei.

Q: Which of the following nuclides would you expect to be stable, and which radioactive? Explain in at…

A: All the necessary calculations have been done in the following step.

Q: Which radioactive decay produces a nuclei compromised of two protons and two neutrons?  A) positron…

A: Radioactive decay:It is known as the process by which an unstable atomic nucleus loses its energy by…

Q: If a positron is to be emitted spontaneously, how much more mass (as a minimum) must an atom of the…

A: Parent nuclide  = Daughter nuclide + positron

Q: What is a positron? What happens to the mass number and atomic number of a nuclide that emits a…

A: The antiparticles of electrons are known as positrons. Positron emission also known as beta plus…

Q: what are positrons? what is their atomic mass and charge?

A: Positron also known as the positive electron, it is positively charged subatomic particle having the…

Q: 1. Which particle has the same mass as a beta particle? b. a proton a. a neutron C. a gamma ray d.…

A:

Q: What is the mass and charge of radiation that has each of the following symbols: (a) α; (b) n; (c)…

A: The  mass and charge of radiation that has each of the given symbols are as follows:

Q: Which of the following symbols represents an alpha particle?

A:

Q: Which of the following is NOT true about a beta particle? a. has no mass b. has a negative charge c.…

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

Q: Which nuclide(s) would you predict to be stable? Why?(a) ¹⁴⁶₆₀Nd(b) ¹¹⁴₄₈Cd(c) ⁸⁸₄₂Mo

A: Rules for the determination of the stability of the nuclide are: Nuclides with the magic no., i.e…

Q: Calculate the mass defect (in kg) of 203TI if it has an observed atomic mass of 202.9723 amu. The…

A: Observed atomic mass = 202.9723 amu  Mass of proton = 1.0078 amu  Mass of neutron = 1.0087 amu…

Q: What change in the mass number of a nucleus occurs when the nucleus emits an alpha particle?

A: To find: What change in the mass number of a nucleus occurs when the nucleus emits an alpha particle

Q: 1. Match the following forms of radioactive decay with the appropriate result. a. Positron 1. The…

A: (a) positron (e+10) : In positron decay, atomic number decreases by one unit. There is no change in…

Q: Phosphorus – 29 is a positron emitter. Write an equation for this nuclear reaction and identify the…

A: The atomic number of phosphorous is 15.  During the positron emission, the atomic number of…

Q: Write a brief description or definition of each of the following:(a) nucleon(b) α particle(c) β…

A:

Q: You live one mile from a spot where a nuclear bomb was accidentally detonated. Assuming no…

A: Since Gamma rays are high energy electromagnetic radiation; the others are particles that move…

Q: Write a balanced nuclear equation for the positron emission of each of the following nuclei: (a)…

A: Positron emission or beta plus decay (β+ decay) is a subtype of radioactive decay called beta decay,…

Q: What atomic number, mass number, and element results when a Curium-236 atom emits an alpha particle…

A: Given :- Curium-236 atom emits an alpha particle through radioactive decay  To determine :- atomic…

Q: The nuclide 192Pt78decays to 1880s76 by alpha emission. The mass of 192pt78 is 191.96146 u and the…

A:

Q: 6. If a nucleus is too large, which type of particle will it most likely emit? O positron O beta…

A: The correct answer is given below

Q: Which of the following describes the reaction: positron emission O beta decay reaction bombardment…

A: Given that, a decay reaction is We have to tell the type of the decay reaction.

Q: Calculate the mass defect for the neon-21 nucleus. The mass of neon-21 is 20.993847 u. The mass…

A:

Q: Which type of radioactive decay converts a neutron into a proton?

A: Radioactive decay reaction occurs due to the spontaneous breakdown of atomic nucleus. This process…

Q: Completely write the radiation decay chain of the following: a. Find the daughter isotope of 2714Si…

A: Radioactive Decays of the following isotopes.   Positron decay Alpha decay Beta decay

Q: Which of the following describes the reaction: "N +He - "0+}H bombardment reaction O alpha decay…

A: Nuclear bombardment reaction is a nuclear reaction in which nucleus is bombarded by another nucleus…

Q: When a positron and an electron annihilate one another, the resulting mass is completely converted…

A: The reaction for annihilation of positron with an electron is represented as follows:

Q: Calculate the mass defect of 19  9F Use 18.9984 amu as the actual mass of 19  9F

A: Given, Mass of 919F= 18.9984 amu mass defect = ?

Q: Neon-20  is formed when a nucleus emits s positron.

A:

Q: What is the daughter nucleus produced when Sr undergoes positron emission? daughter nucleus:

A:

Q: Isotope resulted from? a. Natural radioactive decay b. Increase of Temp. & Pressure c. Substitution…

A:

Q: 7. What is the symbol for a positron? +1 e -1 +1

A: Positron is particle which don't have any mass but it has unit positive charge .

Q: The table to the right gives the number of protons (p) and neutrons (n) for four isotopes. Which…

A: The potassium-39 has mass number 39. The isotope which on positron emission gives potassium-39 must…

Q: Give the symbol for (a) a proton, (b) a beta particle, (c) a positron

A: Give the symbol for (a) a proton, (b) a beta particle, (c) a positron

Q: Explain why 20Na is more likely to undergo positron emission than beta decay.

A: Given data, 20Na

Q: A positron and an electron annihilate each other upon colliding, thereby producing energy in the…

A: As per bartleby guidelines I answered only first question so please don't mind.Thanks in advance

Q: Fill in missing sub- and superscripts for all particles to complete the following equation for…

A: Given a positron decay equation and we are asked to complete the equation by filling the missing…

Q: Define the following terms: a) alpha-particles b) beta-particle production c)  positrons

A: a) Alpha - particles - When a radioactive Substance destroyed, it emitted different type of…

Q: yields b. Beta decay: Te → 128 52

A:

Q: Regarding positron decay: a. What is a positron? Give an example of an isotope that decays by this…

A: Part APositron (β+) is an anti-electron particle having a charge same as that of electron but of…

Q: Which of the following nuclei is most likely to decay by positron emission? Explain your choice.(a)…

A: The stability of chromium-53 for the positron emission has to be given.

Q: In a PWR, the seed neutrons can be produced by, (a) An alpha source mixed with 9Be. (b) A gamma…

A: PWR is Pressurised Water reactor is a device used to generate electricity. It used because it is…

Q: the

A: Dear student I have given answer to your question in the image format.

Q: The collision between a beta particle and positron produces   nothing- they annihilate each other…

A:

Q: Radon is a naturally occurring, colorless, odorless, tasteless radioactive gas. Radon can build up…

A: Radioactive decay refers to the breakdown of an unstable nucleus to a stable nucleus with the…

Q: Bismuth-214 emits an alpha particle and the new nucleus formed is:

A:

Q: Which of the following occurs during positron emission? A) Atomic number decreases B) Atomic…

A: Positron emission or beta plus decay (β+ decay) is a type of radioactive decay in which a positron…

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.