Used in carbon dating, the carbon isotope 1C is radioactive. It decays according to the equation c-N +X+Y What are X and Y? Y A beta positive particle A beta negative particle An electron neutrino An anti-electron neutrino

Q: A "mad" scientist attempts to take a sample of Mercury-199 and bombard it with neutrons. The…

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Q: A radioactive material initially is observed to have an activity of 1000 decays per second. If 9.0…

A: Given : A0 = 1000 decays/sec A = 100 decays/sec t = 9 hours

Q: The activity of a radioactive isotope is 16000 disintegrations/sec. The activity drops to…

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Q: What is the decay constant of an element with a half-life of 2.73 x 105 years? 7.76 x 10-14 s 7.15 x…

A: Given that:The half life of an element ist1/2=2.73×105 years

Q: 130 130Xe is 129.903509 54 What is the binding energy of 54 Xe? The atomic mass of u. The mass of a…

A: Given that,  The atomic mass of 132Xe54, M N= 129.903509 u Mass of hydrogen atom M h= 1.00783 U Mass…

Q: A piece of bark is made up of carbon. It emits 7000 electrons per minute. Only the carbon 14 isotope…

A: number of electrons per minute = 7000 isotopic abundace of C-14 = 1.3×10-12

Q: Initially 100 milligrams of a radioactive substance was present. After 6 hours the mass had…

A: Given,Initial mass of the substance, m = 100 mgafter 6 hour mass of the substance decreases by 3%

Q: A sample of radioactive material contains 1x 1014 atoms and has an activity of 6.3 x 1011 Bq. What…

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Q: 226 Ra 88 222 Rn + X 86

A: In all nuclear reaction mass number (mass) as well as atomic number (charge) remains conserved

Q: The table shows two isotopes of potassium and two isotopes of calcium. 39K 42K Stable B-decay…

A: GivenMass of electron (me) = 0.000549 uMass of proton (me) = 0.000549 uMass of neutron (me) =…

Q: 190- Some nucleus of ¹9X (atomic mass = 189.96182 u) undergoes decay to become (atomic mass =…

A: The mass of the parent nucleus is 189.96182 u. The mass of the daughter nucleus is 189.95844 u.

Q: 3. Decay of a radioactive material takes place according to the data given in Table 2. Find the…

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Q: Plutonium-239, recovered from dismantled atomic weapons, undergoes simultaneous alpha and gamma…

A: mass of plutonium waste = 80 kg half life of plutonium = 24000 years energy of emitted photon =…

Q: 18 O What is the binding energy per nucleon of the ruther- fordium isotope Rf? Here are some atomic…

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Q: Radioactive decay: A certain substance has a half-life of 5.0 hours. How many nuclei of the…

A: Recall that the activity of a radioactive substance is defined as follows:A=λNWhere:- A is the…

Q: What is the magnitude of the repulsive force between two protons in a nucleus? The distance between…

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Q: What is the nuclear equation for Gd (alpha decay)? 64

A: Answer C

Q: Calculate the binding energy for Nickel. Nickel has an atomic mass of 58.69u, a mass number of 59…

A: Given that, The atomic mass of Nickel = 58.69 u Mass number = 59 Atomic number = 28   Number of…

Q: What is the nuclear equation for 0 Th (alpha decay)? a. 00 Th 86 230 Ra + He > b. 232 Th 90 Ra + He…

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Q: A significant fraction of the radiation dose you will receive during your life comes from…

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Q: Plutonium-239, recovered from dismantled atomic weapons, undergoes simultaneous alpha and gamma…

A: mass of plutonium waste = 80 kg half life of plutonium = 24000 years energy of gamma photon =…

Q: A sample of radioisotope has a decay constant of 9.976x10s1 and prepared with an initial activity of…

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Q: A radioactive isotope with an intensity (activity) of 100 mCi per vial is delivered to a  hospital.…

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Q: Use the following table of atomic masses to determine the energy released in the alpha decay of 243,…

A: Result             5.43 MeV Solution

Q: How many calendar years (= exactly 365 days) can a 5.75 W LED lamp light up with 0.853 kg deuterium…

A: Given The amount of deuterium m = 0.853 kg Energy from one deuterium E = 0.823 MeV Power of the LED…

Q: hen radium-226 (Z = 88) decays to radon-222 (Z=86), the other particle emitted is     an alpha…

A: Given information: The radium nucleus is, 88226Ra  This decays into radon nucleus, 86222Rn

Q: Platinum-175 decays through alpha decay and forms osmium-171. Estimate the kinetic energy of the…

A: Alpha decay is one of the three main forms of radioactive decay. In alpha decay, the unstable…

Q: (a) Find the speed an alpha particle requires to come within 3.4 x 10 m of an iron nucleus.…

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Q: Osed in Radioactive vanadium-48 decays with a half-life of 16.0 days. [Review Topics] [References]…

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Q: 2. A neutron causes 37 Fr to change according to the following reaction: on +370 Fr→ 2X + Y 87 The X…

A: given reaction : n01 + F87223r = XZA + γ

Q: Calculate the nuclear binding energy of 239 Pu a. b. 235U

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Q: Calculate the binding energy of Al-28, and the transition energy of the Al-28/Si-28 beta-minus…

A: Given Data: (i) Calculate the binding energy of Al-28 (ii) Relationship between the transition…

Q: In radio-pharmacy Alpha, Beta-plus, Beta-minus and Gamma decay are all different forms of…

A: Solution Beta-minus decay.  In Beta minus decay neutron is converted into proton and electron with…

Q: Adding a proton to 12C results in an unstable nucleus. Check the resulting nucleus for all forms of…

A: Adding a proton to carbon will increase its atomic number from 6 to 7 as well as it will be…

Q: 5. What is the energy released in this 3+ nuclear reaction Cl →S +e? (The atomic mass of Cl is…

A: The energy released in a nuclear reaction can be calculated using the mass-energy equivalence…

Q: 210Pb has a half-life of 22 years. How many grams of 210Pb are present in 7 mCi pure sample of…

A: Let's calculate the number of molecules using the formula N=Rt1/20.693

Q: The nuclear radius of a fictitious element is 3.145 fm. The number of protons and the number of…

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

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Q: 244 The nucleus Pu is radioactive and emits an a particle. Into which nucleus does it decay? 95 Am…

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