was the first to discover the phenomenon of radioactivity . O J.J.Thompson O H. Wells H. Becquerel O F.Soddy

Q: Define the term isotopes?

A: Every element in nature contains some specific number of protons and some specific number of…

Q: Describe briefly the following: Under NUCLEAR PHYSICS, Photoelectric effect Atomic spectra…

A: 1. Photoelectric effect It is an experimentally observed phenomenon and gives us a picture of…

Q: The​ half-life, T, for a particular radioactive element is14min. Find the decay rate of the element.…

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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: Distinguish between mass number and atomic mass?

A: Both the atomic mass and mass number is associated with representing the mass of the atom of an…

Q: Write a letter to one of your favorite relatives that will help dispel any notion they may have…

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Q: Fluorine-18 (F-18) is a commonly used radionuclide for PET scans. The half-life of F-18 is 110 min.…

A: Part (a): Let A0 denote the initial activity of the FDG solution. The volume of the FDG solution is…

Q: discovered radium and spent many years collecting a fraction of a gram of substance in order to…

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Q: Subject: Nuclear physics

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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: hoose an isotope and describe its radioactive decay process and how it is used. Write a minimum of…

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Q: Question : A water solution of the Tc-99m radiotracer has an initial radioactivity of 2 mCi/ml. The…

A: Given, Half-life of Tc-99m is t12=6 hr. Initial activity, A∘=2 mCi/ml. Time of activity, T=12…

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: TYPE OF RADIOACTIVITY ARE | 1. NATURAL O 2. ARTIFICIAL

A: In this solution, we will discuss the types of radioactivity.

Q: A certain radioactive isotope has leaked into a small stream. Three hundred days after the​ leak,…

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

A: Radioactivity is a natural process . True  or  False

Q: 4. Actinium-227 emits a beta 5. Th-227 emits an alpha and a gamma 6. Ra-223 emits an alpha

A: Given:Actinium-227Thorium-227Radium-223To Find:Nuclear equation of each

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: For Gamma radiation, what stops its penetrating abilities? A) Lead B) Steal C) Concrete D) All of…

A: The gamma rays cannot penetrate through the lead.

Q: what is the uses of radioactivity in x-rays

A: X-ray is an energetic wave. It is the most penetrating wave. Its wavelength ranges from 10…

Q: In 1899, Ernst Rutherford discovered two types of radioactivity, alpha and beta rays, which differed…

A: The radioactive decay products we will discuss here are alpha, beta,  ordered by their ability to…

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: What is the use of x-rays in the medical field? O treatments diagnosis and treatments diagnosis

A: X-rays are mostly use for checking of bone fracture

Q: Write the relationship between the size and the atomic mass number of a nucleus.

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Q: Radiation technology in industry is used to coat wood.  The rays used for coating wood are .... a.…

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Q: Gamma rays require to be stopped. О рарer O glass O aluminum lead

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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: out of the following, which is not emitted by radioactive substance? A. Electrons B. Electromagnetic…

A: The radioactivity is the spontaneous phenomenon by which the alpha particles, or the beta particles…

Q: Who was the leader of team of scientists and engineers that built first man-made nuclear reactor?…

A: The first man made controlled nuclear reactor was made in the university of Chicago in 1942 , under…

Q: PET scans often show an artificially high level of radioactivity in the lungs.

A: Solution

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: 13 What do you call the process whereby a radioactuve material is implanted in a rumnt brachytherapy…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: 18) What is the remaining amount of radioactivity when the Starting amount is 15.5-g and there was…

A: Initial mass of the radioactive element m0=15.5 g No. of half lives n=4.35

Q: A friend suggests that nuclei are composed of equal numbers of protons and electrons, and not…

A: Tell your friend about the alpha particle scattering experiment and also tell him about the…

Q: The least penetrating power ray is:   A) Gamma rays B) Beta rays C) Alpha rays D) None of the above

A: The gamma rays has maximum penetrating power among the radiations. They can pass through the…

Q: Q1. Alpha, beta and gamma are types of nuclear radiation. A teacher sets up a demonstration of the…

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