Describe some of the medical uses, both in diagnosis and in treatment of disease, of radioactivity?

Q: Write the different effects of radiation on life?

A: The energy that either come from unstable atom (radioactive element) or from a machine, traveled in…

Q: Which of the following statements relating to indirect radiochemical interactions is INCORRECT?

A: D option is incorrect

Q: Who discovered Radioactivity? How?

A: Radioactivity is the spontaneous emission of radiation in the form of particles or high energy…

Q: Describe the meaning of the term natural radioactivity.

A: Natural radioactivity is a purely nuclear phenomenon. The nucleus of a radioactive substance is…

Q: Explain why different kinds of radiation affect biological tissues differently, even though the…

A: Different types of radiation affect the human tissues differently.

Q: Which of the following is NOT an example of radioactivity? * Being exposed to UV rays in a tanning…

A: Being exposed to UV rays in a tanning bed is an example of radiation in everyday life. Tc-99 can be…

Q: What type of radioactive decay will the following undergo? As-82; F-17; Sn-116

A: The Spontaneous emission of radioactive rays (alpha, beta or gamma)  from the nucleus of a…

Q: Which of the following is NOT used to measure radiation? Geiger counter scintillation counter…

A: The exposure of radiation  is measured by Instruments .

Q: Write balanced equations for the decays of 13N and 18F, two other radioisotopes that are used in…

A: Positron collision with an electron causes annihilation.In annihilation process any subatomic…

Q: What is one example of a radioisotope used in medicine? What is it used for?

A: Introduction: Radioisotopes are the element which which are formed through the process of radiation…

Q: In the context of energetics of nuclear reactions, the greater the nuclear binding energy, the less…

A: Option B) False  Nuclear binding energy is defined as the energy released when the nucleus is formed…

Q: Assuming a radioactive nuclide with an initial activity of 2.4 x 10^3 pCi, how many half lives would…

A: The decay reaction of any nuclide is a first order reaction. Since we know that the relationship…

Q: How do the modes of decay differ for a neutron-rich nuclide and a proton-rich nuclide?

A: The nuclides are species of atom having particular number of protons and neutrons, which contain a…

Q: What are the harmful biological effects of radiation and how do we protect ourselve from exposure?

A: The radiation is one of the hazardous agents. An accidental exposure of radiation during short…

Q: Explain why it is safe to use radioisotopes to diagnose medical problems.

A: To find: Why is is safe to use radioisotopes to diagnose medical problems

Q: Write a balanced nuclear equation for the following reactions and identify X, X, and y a) XCH-2, H-)…

A:

Q: Explain the significance of the biological effectiveness factor in measuring radiation exposure.…

A: Significance of biological effectiveness factor are discussed as below,

Q: what is radiological dating? Explain the technique with detail

A: The radioactive dating technique is a scientific and elaborate technique applied for the estimation…

Q: what type of radioactivity occurs on the decay of polonium-216 to bismuth-216?

A: There are different type of dicays like alpha decay , beta decay , Gamma decay, positron emission…

Q: Write balanced nuclear equations for the following: 1. B- emission by magnesium-27

A: The nuclear reaction is as follows:

Q: Why do high-altitude jet flights increase a person’s exposure to background radiation?

A: The background radiation is the high-energy radiation is considered to be cosmic radiation. These…

Q: Describe the biological effects of radiation?

A: In a nuclear reaction, the two nuclei collide with each other forming two or more nuclides. The…

Q: How does a radionuclide generator produce radionuclides?

A: Radionuclide generators are devices that produce a short-lived medical radionuclide from the…

Q: Write balanced nuclear equations for a) the loss of an alpha particle by Th-230 b) the loss of a…

A:

Q: how will you differentiate the concept of radioactivity and decay?

A: Radioactivity is the term given to the breaking-up (decay) or rearrangement of an atom's nucleus.…

Q: (237)Np is the parent of an extinct natural decay chain that ended in (209)Bi. What is the longest…

A: The nuclear reactions are a type of chemical processes which lead to the formation of some new…

Q: What is radioactivity? Who discovered it? How was it discovered?

A: Radioactivity is the property of some atomic nuclei of spontaneously emitting gamma rays or…

Q: how to explain the difference between radioactivity and radioactive decay

A: Interpretation -  To explain difference between radioactivity and radioactive decay -…

Q: What are the different ways of measuring the radiation exposure?

A: Radiation is energy that comes from a source and travels through space at the speed of light. This…

Q: Describe the basic way that each device detects radioactivity: (a) film-badge dosimeter; (b)…

A: Film-badge dosimeter:It contains crystals of salts, such as calcium fluoride, that are excited by…

Q: Calculate the mass in grams that corresponds to an activity of 1 mCi of the following radionuclides:…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Why do the nuclides that are used as radiotracers have short half-lives?

A: Radionuclide is an atom that possesses excess nuclear energy, which is used in the radioactive decay…

Q: What two ways are radioactive tracers used in organisms?

A: To find: Two ways in which radioactive tracers used in organisms

Q: What are the principles of radiometric dating methods? detail your descriptions with figures

A: Radiometric dating, radioactive dating or radioisotope dating is a technique which is used to date…

Q: Why are rems the preferred units for measuring the health effects of radiation?

A: REM (Roentgen equivalent man): This is a unit used to measure hazardous activity of radiations…

Q: ²¹⁰Pb decays by emitting a β⁻ particle. What nuclide is produced? A) ²¹⁰Bi B) ²¹⁰Pb C) ²¹⁰Hg…

A: Beta decay (β-decay) is a type of radioactive decay in which a beta particle (fast energetic…

Q: Discuss the effects and applications of Radioactivity?

A: Radioisotopes have found extensive use in diagnosis and therapy, and this has given rise to a…

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: In the following equation, what particle or type of radiation decay is needed in order to balance…

A: The given reaction is: In α-decay, atomic no. of the parent nuclei changes by 2 and mass no.…

Q: Who discovered radioactivity?

A: Who discovered radioactivity?

Q: 11. If it takes 20-hours for a radionuclide to-decay from 48,000 counts per minute to- 3,000-counts…

A:

Q: How was radioactivity discovered?

A: Radioactivity was discovered accidentally in 1896 by French physicist Antoine Henri Becquerel.…

Q: Classify the following nuclear reactions by the type of nuclear decay represented.

A: Alpha decay is a process where the parent nucleus emits an alpha particle and thereby decays to a…

Q: following

A: Radioactivity is the property of matter to disintegrate and form stable atomic nuclei.

Q: Complete and balance the following nuclear reactions: a) If Zn-66 reacts to form Ni-62, what…

A: a).  If Zn-66 reacts to form Ni-62, an alpha particle is emitted by the Zinc in the reaction. In a…

Q: What is the process of predicting the type of Radioactivity?

A: Some atomic nuclei are energetically unstable. The rapid disintegration of such unstable nuclei into…

Q: Describe the process of detecting radio-activity?

A: An unstable nuclei undergoes radioactive decay to make itself stable. Any material which contains…

Q: If the half-life of a 2.0 gram sample of a radionuclide is 15 hours, then the half-life of a 1.0…

A: Given: Initial mass of sample = 2.0 g. Half-life of sample = 15 hours. And final mass of sample =…

Q: Define the term Radio-activity?

A: Isotopes are those elements which have same atomic number but different mass numbers. There are many…