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 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: 6A. Choose the correct daughter isotope to complete the alpha decay equation below. The nuclear…
A: Step 1: Given, parent nucleus is radium (Ra) isotope with mass number 219 and atomic number 88.we…
Q: P34 Th→ 234 Pa + fe 90 This is an example of: (circle one) 91 Alpha decay Beta decay Positron…
A: Alpha decay :when a nuclei is under alpha decay its atomic number is…
Q: The activity of a radioactive isotope is 16000 disintegrations/sec. The activity drops to…
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Q: 3 One method of producing neutrons for experimental use is to bombard Li with protons. The neutrons…
A: The left side of the equation consists of a proton (¹H) and Lithium (7Li). The atomic mass of a…
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: Find the energy released when 21¹ Pb undergoes - decay to become 21¹Bi. Be sure to take into account…
A: Energy release calculate by using formula, E = | ∆ m | × c2 We need some more data which is we get…
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: 10. A nucleus with mass number 220 initially at rest emits an a-particle. If the value of the…
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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: A freshly prepared sample of a certain radioactive isotope has an activity of 3,7 × 1011 decays/s.…
A: Given quantities: initial activity of the isotope (A0) = 3.7 × 1011 decays/s activity of the isotope…
Q: What type of decay happens when a neutron decays into a proton and then emits and electron and…
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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: Strontium is chemically similar to calcium and can replace calcium in bones. The radiation from ⁹⁰Sr…
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Q: In the formula E=mc2, the letter c stands for: the speed of an electron around the nucleus the…
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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: A nucleus of phosphorus (P) decays to a nucleus of silicon (Si) with the emission of particle X and…
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Q: A alpha particle is O A. an electron emitted by a larger nucleus. O B. a form of highly penetrating…
A: Particles containing two protons and two neutrons are known as alpha particles. They are emitted by…
Q: What is the nuclear equation for Gd (alpha decay)? 64
A: Answer C
Q: Zinc Zn nucleus produced in a nuclear reactor undergoes beta-plus decay. Determine the daughter…
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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 energy of the antineutrino, if a phosphorus-32 atom ( 31.97390u) beta-decays into a…
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Q: 5. Polonium-210 (210 8 Po) has an atomic mass of 209.982848 u and decays via the emission of an ..…
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Q: 15O and 131I are isotopes used in medical imaging. 15O is a beta-plus emitter, 131I a beta-minus…
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Q: 44 Figure 42-19 shows the decay of parents in a radioactive sample. The axes are scaled by N, = 2.00…
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Q: A sample of radioisotope has a decay constant of 9.976x10s1 and prepared with an initial activity of…
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Q: In the reaction n+ 12C → a ±? , what is the product nucleus?
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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: 49 – 50. The alpha decay of 4Bi will yield to 20Ti + He it follows that beta decay would 210 83…
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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: A parent atom decays and the daughter atom has one more proton than the parent. The most likely…
A: When negetive beta decay happened then as a result in daughter nucleus the proton is one more than…
Q: What conservation law requires an electron’s neutrino to be produced in electron capture? Note that…
A: According to the law of conservation, number of electrons is constant.
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…
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