The first scientist that introduced idea of chain reaction in nuclear physics was_ Ernest Rutherford Leo Szilard Frederick Soddy O Iren Curie

Q: 90 4. A certain container has 0.56 grams of Sr. calculate the 90 Sr is this material in unite of…

A: this is the question  about disintegration of active material.

Q: The initial mass of an waste was 200mg. Determine the iodine mass after 30 days if the half life the…

A:

Q: what is the nuclear equation for 146 C( beta decay

A: When the Carbon-14 atom goes beta minus decay then in that case it produces a nitrogen atom and a…

Q: obtain by relations Lifetimes and Half-lifes of Uranium chain. note: need to obtain.(both lifetimes…

A: Half Life=ln 2λ=0.693λ              =0.693×life timeSo, Life time =Half‐Life0.693

Q: What is the relationship between decay constant and mean life of a radioactive nucleus?

A: The mean life of a radioactive nucleus is calculated by using the formula τ=1λ , where λ is the…

Q: 9. The reaction 210P0 206Pb + He is an example of 84 a. Fission b. Fusion c. Alpha emission d. Beta…

A: Alpha decay is the radioactive emission in which a helium nuclei is emitted as the product along…

Q: What are the disadvantages of fusion over fission?

A: Very High temperature and high density is required for Nuclear fusion. It is extremely difficult to…

Q: Give reasons justifying the contention made in the text that energy from the fusion reaction 2H + 2H…

A:

Q: A nucleus contains 29 protons and 33 neutrons. What is the radius of this nucleus? Number Units

A: Given data: Number of protons, np=29 Number of neutrons, nn=33 Our question is to find the radius…

Q: Define food irradiation low dose, and free radicals.

A: Food radiations is a type of process in which food is treated with ionizing radiation. Generally, it…

Q: Marie and Pierre Curie managed to extract 1 mg of radium from ten tonnes of the uranium ore in 1898.…

A: Given 1g of mg from 10ton Half life of radium 226 t12= 1601 year

Q: In beta decay what is emitted: A) electron B) proton C) neutron D) All of the above

A: Given:- In beta decay what is emitted: A) electron B) proton C) neutron D) All of the above

Q: 1. K je + 2. 235U He + 92 3.Na + → Na 11 4.253ES +He n + 5. 14C - 17N+ -> 99

A:

Q: Explain Beta Decay.

A: Beta decay is a radioactive process, in which a nucleus containing protons ans neutrons decays to…

Q: Another friend, fretful about living near a fission power plant, wishes to get away from radiation…

A:

Q: Zinc Zn nucleus produced in a nuclear reactor undergoes beta-plus decay. Determine the daughter…

A:

Q: How do you figure a nuclear equation for 64 Cu 29 for decay as they give off beta particles?

A:

Q: A breeder reactor converts uranium-238 into an isotope of plutonium-239 at a rate proportional to…

A: Given: The mass of the substance is N0=190 pound. The fraction of the initial amount remained is…

Q: Discuss how fission fuel reacts and describe what it produces.

A: Uranium-235 is the fuel used in the process of nuclear fission. It is a highly radioactive material…

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: Discuss the relevance of nuclear reactions to our lives.

A: Nuclear reactions are very much relevant to our daily lives. Nuclear energy has important use in…

Q: _was the first to calculate how much more energy an atom release in radioactive decay that it does…

A: F. Soddy was the scientist

Q: atural Uranium contains 0.7% U - 235. When U - 235 undergoes fission, 200MeV of energy is released.…

A: No. of moles is given as:n=given weightmolecular weight No. of nuclei is given by:N=n×NAwhere NA is…

Q: Why doesn’t uranium ore spontaneously undergo a chain reaction?

A: Given: Uranium chain reaction

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: The isotope helium-6 undergoes beta decay. Write the reaction equation and determine the identity of…

A:

Q: 个 个 Write the complete nuclear equation for atoms undergoing electron capture. 901 Ag + 47 116 50 78…

A: To complete : the electron capture reactions

Q: The isotope 1F has a half-life of 109.8 min. Determine the time interval (in min) required for the…

A: Given data The half-life of fluorine is t1/2=109.8 min The decrease in the sample is N=29 %No=0.29No

Q: The ruins of the Chernobyl reactor are enclosed in a huge concrete structure built around it after…

A: The Chernobyl nuclear reactor is a closed reactor which is situated in Ukrain. The ruins of this…

Q: 92 Find the average binding energy per nucleon of Mo and Kr. (For the atomic masses, see this table.…

A:

Q: A beam shown has the following loads. Calculate the values of reactions in kN

A:

Q: When boron -11 (B) is bombarded with alpha particles a new nucleus is formed and a neutron is…

A: The correct answer is A. B511 + H24e= N714 + n01 Reason: two physical quantities are needed to be…

Q: In the following reaction, which type of decay is occurring? -> 92 90 O beta plus alpha gamma beta…

A: This is alpha decays

Q: A substance decays according to the formula Q = 120(0.5)"48.. (a) What is its half-life? (Do not…

A: Q= Q0  (0.5)t/T12

Q: Find the binding energy and the binding energy per nucleon of the  126(C) nucleus. binding energy…

A: Mass of 6 C12  = 12.0000 amu Mass of proton mp = 1.007825 amu Mass of neutron mn = 1.008665 amu

Q: Determine the binding energy of the last neutron in a 23/11 Na nucleus.

A:

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.