Which has the greater number of protons, U-235 or U-238? Which has the greater number of neutrons?

Q: Which refers to the continuous release of nuclear energy caused when one fission reaction triggers…

A: When a nucleus fissions reaction takes place, the neutron breaks the target nucleus into further…

Q: ind the length of a side of a cube having a mass of 1.0 kg and the density of nuclear matter, taking…

A: Given,  mass, m = 1.0 kg density = 23 kg/m3 Volume, a3 length of side, a…

Q: The three most common forms of radiation caused by nuclear decay are

A: To rank: Penetration ability of alpha, beta and gamma

Q: How is chemical burning similar to nuclear fusion?

A:

Q: certain radioactive isotope has a half-life of 4.0 hours. How much time does it take for the amount…

A: Half life = t = 4 h let the time taken in measure of no. of half lives taken to decrease be n…

Q: What nuclear reaction involves changes in the core or nucleus.

A:

Q: Choose the BEST answer to the following. When food is exposed to gamma radiation, the food (a)…

A: Answer: bi,e doesn’t become radioactive.

Q: How the environmental effects of generating electricity with conventional nuclear fission differs…

A:

Q: Choose the BEST answer to the following. Which process would release energy from gold, fission or…

A: Nuclear fission is the splitting of a heavy nuclei or parent nuclei of an atom into smaller nucleus…

Q: Give the number of protons and the number of neutrons in the nucleus of the following isotopes:…

A:

Q: Using 2.3 x 1017 kg/m3 as the density of nuclear matter, find the radius of a sphere of such matter…

A: the formula to calculate the volume of the sphere is

Q: Give the number of protons and the number of neutrons in the nucleus of the following isotopes:…

A:

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

A:

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: n the decay or radium-222 produces polonium-218 and helium explain how matter is conserved in a…

A: The nuclear reaction is, Rn86222→Po84218+He24+γ

Q: Indicate whether each of the following is characteristic of nuclear fission, nuclear fusion, or…

A: As per guidelines, only 3 subparts are solved here. Nuclear fission is a process where the nucleus…

Q: The half-life of a radioactive material whose rate of disintegration is proportional to the amount…

A: The half-life of a radioactive element is defined as the time required to decrease the initial…

Q: Choose the BEST answer to the following. Compared with the mass of a uranium atom undergoing…

A: The energy released in a fission is given by

Q: The half-life of plutonium-239 is 24,300 years. If a nuclear bomb released 8 kg of this isotope, how…

A: The half-life of plutonium-239 is 24,300 years. If a nuclear bomb released 8 kg of this isotope, how…

Q: Cobalt―60 is a radioactive isotope with a half-life of 5.26 years and emits beta particles. i)…

A: Half life = 5.26 years Number of atoms = 2.5 ×1021

Q: In the fall of 2002, scientists at Los Alamos National Laboratory determined that the critical mass…

A: The expression for find volume of the sphere is V=mρ Substitute values in the above equation…

Q: What is the difference between fision and fusion? Fission is about one nucleus breaking apart while…

A: Fission : The phenomenon of splitting of a heavy , unstable nucleus into two or more lighter nuclei…

Q: Calculate the order of magnitude of mass of proton/neutron, given the orders of magnitude of nuclear…

A: Given:         The magnitude of nuclear density is of the order of 1017          Nuclear size is of…

Q: Two nuclei have mass number in the ratio 1:8 what is the ratio their nuclear radius

A: Given data, Ratio of mass numbers = 1:8

Q: What happens when a gamma ray strikes living tissue?

A: Gamma rays are one of the energy waves in electromagnetic spectrum. They are high energy rays which…

Q: What is a fission reaction? O The process of splitting the nucleus of an atom O The process of…

A:

Q: What element spontaneously splits into a lighter nucleus and an even lighter helium nucleus?

A: Nuclear fission is a reaction in which the nucleus of an atom splits into two or more smaller…

Q: Which isotope of hydrogen—deuterium or tritium—is abundant and which is scarce?

A:

Q: Strontium - 90 has a half-life of 25 years.How long will it take 10 grams of Strontium - 90 to decay…

A: Given Half-life (h) = 25years Initial amount ( N0) = 10 g Final amount ( N ) = 3g

Q: Suppose a cube has a mass of 1.4 kg and the density of nuclear matter (which you can assume is 2.3 ×…

A: The given data are: m=1.4 kgρ=2.3×1017 kg/m3 Here, m and ρ represent the mass and density.

Q: What are Alpha Particles?

A: Alpha particles are positively charged particles .

Q: An element with an atomic mass of 57 has an isotope with an atomic of mass 58. The source of this…

A: Isotope is a terminology given to an element that has variation in atomic mass than the same element…

Q: 47 - 48. A radioactive substance has a half-life of approximately 10 years. If 25 g of the material…

A:

Q: Which produces more energy, the fissioning of a single uranium nucleus or the fusing of a pair of…

A: The energy released by the fusion of one uranium molecule is greater than the energy released by the…

Q: What is the major obstruction to nuclear fusion and why?

A:

Q: Which of the following describes safeguards used in nuclear power plants to protect the environm I.…

A: Safeguard used in nuclear power plant to protect environment is  Correct answer is  Option i and…

Q: this is one of the fundamental forces of nature that is responsible for radioactive decays in matter

A:

Q: 33.)Cobalt-60 is usually used as a radiation source in the practice of medicine. This isotope of…

A: Half life is the time in which the cobalt activity will be reduced to 1/2 of its initial value .

Q: Which of the following describes safeguards used in nuclear power plants to protect the environment?…

A: To keep the safety measurements in a nuclear power plant is most essential thing .

Q: Which feature of nuclear fission reactions allows these reactions to take place in a chain reaction?…

A: Nuclear fission is the process of splitting large particle into small. so large atomic nucleus…

Q: Using 2.3 × 1017 kg/m3 as the density of nuclear matter, find the radius of a sphere of such matter…

A: The equation for the density is given by,

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.