Why does radioactivity take place?

Q: Long and strong Conclusion about radioactivity

A: Radioactive decay involves the spontaneous transformation of one element into another. The only way…

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: Do humans receive more radiation from artificial or from natural sources of radiation?

A:

Q: Give three (3) examples of uses of Radioactivity (for example, in medicine, agriculture industry,…

A: Objective: To determine the three examples of uses of radioactivity.

Q: A Geiger counter registers a count rate of 8,000 counts per minute from a sample of a radioisotope.…

A: Activity A=A0e-0.693tT12AA0=e-0.693tT12lnAA0=-0.693tT12T12=-0.693tlnAA0       =-0.69324 minln1000…

Q: Do today’s nuclear power plants use fission, fusion, or both?

A: Nuclear fission is a process by which a large nucleus splits into two smaller nuclei. But in fusion…

Q: Which of the following is a form of natural radioactivity that would be deflected by a magnetic…

A: Anything that contains charge will experience magnetic force when it passes magnetic field. X rays…

Q: What do you mean by nuclear magnetic resonance (NMR)?

A: NMR is a phenomenon in which nuclei of some atoms in a static magnetic field are subjected by a weak…

Q: dating

A: Radioactivity is a process in which an unstable nucleus spontaneously breaks down into stable nuclei…

Q: Why does a chain reaction not occur in uranium mines?

A: Naturally occurring uranium has 99.3 % of U-238 and 0.7% of U-235. Only the 0.7% of U-235 is…

Q: How do the four types of nuclear radiation differ?

A: There are four major types of radiation 1) Alpha rays 2) Beta rays 3) Neutrons 4) Electromagnetic…

Q: Is this statement true? "An electron takes various pathways from a beta-decaying nucleus to a…

A: The Geiger counter detects alpha and beta particles and gamma radiations.

Q: Source of radioactive cobalt Co. Radioactivity: After 17 years of manufacture, it is 0.547 Korean…

A: Let the radioactivity of Co after time t be denoted as N, the decay constant be denoted by λ, the…

Q: A Geiger counter registers a count rate of 8,000 counts per minute from a sample of a radioisotope.…

A: A Geiger counter registers a count rate of N0 = 8000 per minute. After time t = 10 minutes, the…

Q: Describe the process in a nuclear fission reaction.

A: Nuclear fission is the process by which the nucleus of an atom is divided into two or more smaller…

Q: How are beta emissions and electron capture useful in making atoms more stable?

A: In nuclear decay reactions (or radioactive decay), the parent nucleus is transformed into a more…

Q: Radioactive α-emitters are relatively harmless outside the body, but can be dangerous if ingested or…

A: Alpha particles can't penetrate the normal layer of dead cells on the outside of our skin, but they…

Q: What makes nuclear radiation so useful?

A: Nuclear radiation is energy that is released by elementary particles of the atomic nucleus caused by…

Q: Why are alpha and beta rays deflected in opposite directions in a magnetic field? Why are gamma rays…

A:

Q: What are the pros and cons of nuclear fission?

A: Nuclear fission: When the nucleus of an atom splits into lighter nuclei through a nuclear reaction…

Q: What characteristics of a material will make it a better absorber of gamma rays?

A: The characteristics of material that will make it a good gamma absorber is high density and high…

Q: Radioactivity is a natural process. O True O False

A: Radioactivity is a natural process . True  or  False

Q: What is nuclear force?

A: Nuclear force is one of the four fundamental forces of nature.

Q: Compare a low dose of radiation to a human with a low dose of radiation used in food treatment.

A: When a low intensity radiation is given to a human body, then it only detects the inner part of body…

Q: why is fission preferred over fusion in a nuclear reactor

A:

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: 4. (1.17) A scan is taken for a patient, and an area of radioactivity is found. The sinogram is…

A: The figure shown below is a scan taken for a patient, and an area of radioactivity is found,

Q: Why is lead found in all deposits of uranium ore?

A:

Q: Natural radioactivity was discovered by   A. Marie Curie B. Ernest Rutherfor C. Henri Becquerel D.…

A: The  radioactivity if the natural phenomenon in which the heavy unstable nucleus disintegrates into…

Q: What holds the nucleus together?

A: Nucleus: A nucleus is a group which mainly consists of two bodies that are proton and neutron. The…

Q: Which type of radioact O Beta None of the above O Gamma O Alpha

A: Answer  The correct option is (c) ie gamma rays .

Q: Which is more dangerous in terms of short-lived exposure to radiation? One mole of

A: Half life of a radioactive element indicates the time taken to become half of the element.Smaller…

Q: Use the graph In the figure below to find how long It would take the original sample of Isotope B to…

A: Half lifetime is the time for a radioactive sample to decrease to half of its original amount.…

Q: Why is it necessary to take special safety precautions when using radioactivity?

A: The radioactivity is expressed as a nuclear process in which decay of unstable nucleus occurs, and…

Q: the particle responsible for radioactivity :

A: The process by which an unstable atomic nucleus loses energy by radiation is called radioactivity.…

Q: Explain and elaborate: Do the positive benefits of harnessing energy from the nuclear reaction in…

A: Positive benefits  nuclear energy is huge and as with the growing population we need enormous amount…

Q: Which type of radiation—alpha, beta, or gamma—predominates within an enclosed elevator descending…

A: Alpha, beta and gamma radiations

Q: Explain the advantage of the radioactive waste having a shorter half-life

A: Radioactivity is the process by which unstable nuclei emits alpha beta and gamma particles  These…

Q: Classify each of the following as units for radiation dose or units of radioactivity? a) Radiation…

A:

Q: was the first to discover the phenomenon of radioactivity . O J.J.Thompson O H. Wells H. Becquerel O…

A: Correct option is (c) i e H.Becquerel .

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.