Uranium-235 isotopes absorb neutrons, causing the U-235 to become unstable and split into two lighter

Q: What is radioactive decay and give one example of a radioactive atom used in medicine?

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

Q: What is the primary factor that determines whether an nucleus is stable or unstable?

A: The nucleus is the small region that lies at the center of an atom. It is discovered in 1911 by…

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: We use nuclear reactors for making   radioactivity   electricity   nuclear weapons…

A: Nuclear reactors are used for

Q: 184W2+ Fill in the table below for the following atom: Number of neutrons Number of electrons…

A: Note: According to our guidelines we are supposed to answer only one question.  Kindly repost other…

Q: b Po undergoes four decay reactions: a, B, a, B. Step 1. 218 Po undergoes a decay to give 14 Pb 84…

A:

Q: The nuclear glue that helps bind a nucleus is the? A. Alpha B. Electron C. Neutron D. Proton E. Beta

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Q: What is the difference between Uranium - 235 and Uranium - 238? Which one is more desirable? What…

A: Uranium-235 is Unstable and it contains 92 protons and 143 neutrons. Therefore, the atomic mass of…

Q: Which radioactive element if ingested is primarily Incorporated  into bone tissue A. Uranium B.…

A: Uranium has little health hazard till it is not inhaled or ingested in human body.   It is…

Q: O Po undergoes four decay reactions: a, B, a, B. Step 1. 218 Po undergoes a decay to give 214Pb 84…

A:

Q: In the radioactive decay of Uranium- 238 into Thorium-234, which of the following radioactive…

A: The radioactive decay is the process of conversion of one atomic nucleus into another by the…

Q: 2. In a certain fission reaction, U-235 (atomic no 92) reacts with a neutron to form Cesium- 138…

A: Balanced nuclear equation is the equation in which the sum of subscripts as well as sum of…

Q: When the nuclide thorium-230 undergoes alpha decay: The name of the product nuclide is_______. The…

A:

Q: nuclear

A:

Q: What element does *Ra-224 become when it loses an alpha particle (an alpha particle contains 4…

A: The theory of radioactive disintegration states that all radioactive elements undergo spontaneous…

Q: During a nuclear decay a 238U atom can break apart into a helium-4 atom and one other atom. Assuming…

A: The property of a nucleus emitting α, β and γ rays is known as radioactivity and the substance…

Q: Compare and contrast the terms isotopes and radioisotopes

A: Isotopes are atoms of same elements which have same atomic number but different mass number. In…

Q: How many neutrons are produced in each of the following uranium-235 fission reactions? (a) U + ¿n…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Explain what must occur before a radioactive atom stopsto undergo further radioactive decay.

A: Radioactivity is the phenomenon of spontaneous emission of certain active rays by certain nuclides.…

Q: 9. Which isotope is used in many smoke detectors for homes and businesses to measure levels of toxic…

A:

Q: What is the molar mass of 20% enriched uranium (assume only two isotopes present: 235U and 238U)?

A: 20% enriched uranium means it contains  235U = 60% AND 238U = 40 %  Thus  molar mass…

Q: The first atomic explosion was detonated in the desert north of Alamogordo, New Mexico, on July 16,…

A:

Q: What is meant by the half-life of a radioactive element?

A: The elements which have an unstable nucleus in their atoms and hence to get stability they emit…

Q: Discuss one characteristic of stable isotopes that makes them useful for environmental studies.

A: Isotopes have a big role in environmental studies. Both stable and radioactive isotopes are are…

Q: Calcium-45 has too many neutrons compared to the number of protons. Because of this, it will most…

A:

Q: stable

A: Hydrogen consists of three isoptopes namely protium, deuterium and tritium. Protium consists of one…

Q: Which of these families has only radioactive elements? * > ><

A:

Q: Unstable isotopes are not radioactive. O True O False

A:

Q: 11) What is the radioactive particle released in the following nuclear equation? 90 Sr 38 90Y + ? 39…

A: The decay process when neutron is converted into a proton then the mass number does not change but…

Q: Stable isotopes are not radioactive. O True O False

A: The isotopes of elements which has neutron/proton ratio is more than 1.5 are mainly radioactive and…

Q: The fuel for Nuclear Reactors involves the decay of Uranium-235. 235U + 'n ®93Kr + 140Ba R + 3 'n…

A: Consider the fuel Uranium-235: Calculation of number of protons and number of neutrons: The number…

Q: 150 decays by positron emission. Balance the nuclear equation by giving the mass number, atomic…

A: • Positron is a fundamental particle having the same mass and same amount of charge as the electron.…

Q: What is the universal symbol for radioactive materials and radioactive waste?

A: Radioactive substances are very hazardous substances.  So they have to be handled properly at all…

Q: The fuel for Nuclear Reactors involves the decay of Uranium-235. 235U + 'n →93Kr + 140Ba + 3 'n…

A: Atomic number is the number of protons present in an atom. Atomic mass is the sum of number of…

Q: Which of the following is not a radioactive element? a. Plutonium b. Thorium C. sulphur d. Uranium

A: The radioactive elements are those which have unstable nuclei and give off atomic radiation to gain…

Q: When the nuclide thorium-234 undergoes beta decay: The name of the product nuclide is fill in the…

A:

Q: Plutonium-238

A: We wil use first order kinetics formula to get the answer

Q: beta decay

A: C. The mass number is unchanged and the atomic number increases.

Q: Balance this nuclear reaction supplying the missing nucleus Replace each question mark with an…

A:

Q: Describe an alpha particle. What nucleus is it equivalent to? •    Describe a beta particle. What…

A:

Q: Negatively charged particles of radiation emitted from the decay of radioactive substances are known…

A: A) Protons : It is one of the fundamental particle of an atom. It is basically  positively charged…

Q: When atoms of polium- 216 undergoes radioactive decay an á particle and an element are produced. The…

A: α-decay is a type of radioactive decay in which an atomic nucleus emits an alpha particle and…

Q: Radon (222 g/mol) is a naturally occurring radioactive gas found in the ground and in building…

A: Radon is an invisible, odourless, tasteless, radioactive gas. It is formed by the disintegration of…

Q: Balance this nuclear reaction by supplying the missing nucleus. Replace each question mark with an…

A: Nuclear reaction can be defined as the reaction in which the nucleus of an atom changes by splitting…

Q: Which type of radioactive decay will decrease the atomic number by one and release two subatomic…

A: The property of a nucleus emitting α, β and γ rays is known as radioactivity and the substance…

Q: What are Cathode rays?

A: Given information,      Cathode rays

Q: When the number of protons or neutrons changes, what type of reaction took place? A.…

A: When the number of protons or neutrons changes, what type of reaction took place?

Analytical Tools

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