A beam of particles strikes a wall containing 2 x 1029 nuclei per m3 Each nucleus behaves like a sphere of radius 3 x O 15 m. Find the thickness of a wall that exactly half the particles will penetrate without scattering. What thickness would be needed to stop all but one particle 1062

Q: For the real or imaginary nucleus of 19276X, find (a) the net electrical charge of the nucleus, (b)…

A: Here given the real or imaginary nucleus of ¹⁹²₇₆X . We have to calculate the net electrical charge…

Q: There are two kinds of radioactive nuclides with the half-life 6h and 8d. If their activity are same…

A: Basic Details The activity of the nucleoid depends on the nuclei number and the half-life of the…

Q: If the parent nucleus in a ß* decay is CI, what is the daughter nucleus? 17 Help chemPad XX Greek:…

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Q: Determine the nuclear radius (in fm) for each of the following nuclei. 24 (a) 12 Mg fm 18 (b) fm

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Q: The half-life of 131I is 8.04 days. c) Convert 0.550 ?Ci to the SI unit the becquerel. (d) Find…

A: c) one curie is 3.7 x 1010Bq converting 0.05 micro curie we get, 0.05 μCi = 0.05 x 10-6 x 3.7 x…

Q: Rounding slightly, the nucleus 3He has a binding energy of 2.5 MeV/nucleon and the nucleus 6Li has a…

A: Given: The binding energy for He is 2.5 MeV/nucleon. The binding energy is Li is 5 MeV/nucleon.

Q: A man, whose lungs are on average filled with 1 liter of inhaled air, lives in a house with a radon…

A: Given(s): Average inhaled air= 1 lit. Radon gas activity, A=1.0 x10-12 Curie/liter. Require:…

Q: What is the alpha activity of a 10-kg sample of 235U that is used in a nuclear reactor?

A: Given: Mass of the sample m = 10 kg.

Q: Consider the 6429Cu nucleus. Find approximate values for the following. (a) radius fm (b) volume m3…

A: The nuclear radius can be approximated by the formula- R=r0(A)13, where r0=1.25 fm           A is…

Q: A nucleus of ²³⁶U undergoes fission and splits into two fragments ¹⁴⁰Xe and ⁹⁶Sr. Assume that all…

A: We know: The sphere must be touching when the potential energy is the maximum. The number of protons…

Q: Find the number of atoms in the sample after 10 days.

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Q: What would be the expected radius of a nucleus having 82 protons and 125 neutrons? O7.1 fm O 5.2 fm…

A: If you have any questions let me know in comment box thankyou for your question.

Q: What will be the ratio of radii of two nuclei of mass number 1 and 27?

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Q: 1After four half-lives, how much of the original sample would remain?   12.5%   50%   6.25%…

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Q: A 5.0 x 105 Bq 241Am alpha source is used in a smoke alarm. The device is arranged so that 15% of…

A: (a) The alpha particles that detected by the device is I=15%R×q  (1) Here, q is the Charge of an…

Q: The half-life of the radioactive nucleus 226 88Ra is 1.6 ᵡ 103 yr. If a sample initially contains…

A: The expression for the decay constant(λ) is given as, λ = ln 2t1/2, where t1/2 is the half-life…

Q: Consider the nucleus. Find approximate values for its (a) radius, (b) volume, and (c) density

A: The expression for the nuclear radii,

Q: The difference in the coulomb energy between the mirror nuclei 49  24 Cr and 49 25 Mn is 6 MeV.…

A: The difference in Coulomb energies for nuclei with Z+1 and Z protons is given as,

Q: The difference in the coulomb energy between the mirror nuclei (_24^49)Cr and (_25^49)Mn is 6 MeV.…

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Q: A particular radioactive sample undergoes 2.50××10^6 decays/s. a) What is the activity of the…

A: In the given question , We have to determine  the values of given parts.

Q: The mass defect arises because the sum of masses of the component nucleons is less than that of the…

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Q: Find the radius of a nucleus of  232 90 Th  and  4 2 He. (a)     232 90…

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Q: 17. The National Coffee Association of USA recommends that the temperature of coffee must be between…

A: (a) Newton's law of cooling states that the rate of loss of heat by a body is directly proportional…

Q: Estimate the average distance between the centers of nucleons in the nucleus, assuming that the…

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Q: Approximately what is value of A for a nucleus whose radius is 4.7x10^-15 m

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Q: You measure the decay rate of a radioactive sample to be 4.225 x 101 Bq. After 139 seconds, the…

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Q: By considering the general conditi nucleus 229Th will decay and decid a or ß emission. 90 The atomic…

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Q: 1.) The decay constant, , is related to the probability that a nucleus will decay in a given unit…

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Q: If a nucleus has a diameter of 8.0 fm, predict its mass in atomic mass units.

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Q: Based on data acquired during a radioactive decay lab using an unusual assortment of geometrically…

A: The trendline equation for radioactive decay can be expressed as: N(t)=No×e(-λt) where: N(t) = the…

Q: he half-life of 27Mg is 9.50 min. Initially there were 3.70 × 1012 27Mg nuclei present. How many…

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Q: A nuclei has a half-life of 2.80 days. If 122 mCi were prepared but had a delay of 8.0 days. How…

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Q: Estimate the diameter of the smallest and largest naturally occurring nuclei: (a)}H (b)²3®U

A: solution as

Q: Consider the 50 Fe nucleus. Find approximate values for its radius, volume, and density. 26 (a)…

A: a) Let A denote the atomic mass number. Evaluate the radius (r) of the Iron atom.

Q: 74As is a beta-plus emitter used for locating tumors with PET. What is the daughter nucleus? 73 A.…

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Q: Because a nucleon is confined to a nucleus, we can take the uncertainty in its position to be…

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