2 mol of beryllium-8 nuclei combine to form 1 mol of oxygen-16. The mass decrease is 0.0157 g. Calculate the energy released.

Q: How much energy is released when 1.40 µg of ³H have decayed to 3He? The mass of 3He is 3.016029 u,…

A: The energy which is needed break an atom's nucleus into protons and neutrons is termed as nuclear…

Q: If the half-life of 100.0 grams of a radioactive isotope is 8 years, how many grams will remain in…

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Q: A rock contains 0.257 mg of Pb-206 for every milligram of U-238.The half-life for the decay of U-238…

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Q: irection: Write the nuclear reactions involved in the synthesis of each of the following new…

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Q: A radioactive nuclide 60/27 Co has a half-life of 5.27 years. Calculate the mass of 60/27Co that…

A: Given the half-life period of radioactive nuclide 60/27 Co has a half-life of 5.27 years.  Mass of…

Q: Calculate the binding energy per nucleon for the boron-10 nucleus, whose mass is 10.012937 u. The…

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Q: What mass is lost over 24 hours of 1,8 * 10^14 kJ/s of energy radiation

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Q: Selenium-73 decays by positron emission with a half-life of 7.15 hours. What mass remains from a…

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Q: Complete the following nuclear bombardment equation by filling in the nuclear symbol for the missing…

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Q: 17. lodine - 131 gives off radiation to become Xenon - 131. What type of radiation has been…

A: There are following important decays take place - (1) Alpha decay - When alpha decay take place,…

Q: Plutonium – 236 is an alpha emitter with a half-life of 2.86 years. If a sample initially contains…

A: Given data Half life : t1/2=2.86 year Initial amount : No=2.56 mg time : t=7 year…

Q: Calculate the energy released by a nucleus of uranium 235 if it splits into an antimony 132 nucleus…

A:

Q: Radioactive radon-222, found in many homes, is a potential health hazard. The half-life of radon-222…

A: Given -> Half life = 3.82 days

Q: Sample of radioactive element with a mass of 200 g, of which 175 g is decayed within 30 days.…

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Q: The radioactive nuclide 9Co has a half-life of 5.27 years. Calculate the mass of 2Co that remains…

A: We have to calculate the amount remaining after 1 year.

Q: It is found that 2.0 x 10-5 mol 222Rn (t1/2 = 3.82 d, atom mass = 222) has seeped into a closed…

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Q: Radium-221 has a half life of 30 seconds. How long will it take for 82% of a sample to decay?

A: Half life =30 seconds Decay percentage = 80%

Q: A sample of iodine-126 with an original mass of 15.00 mg loses 13.125 mg of the original mass of the…

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Q: Complete the following nuclear bombardment equation by filling in the nuclear symbol for the missing…

A: In any nuclear reaction, the conservation of mass and energy always follows the reaction. Hence, the…

Q: The radioactive nuclide Co has a half-life of 8.5 hours. What mass of Co remains from a 0.0196 g…

A: Half life = 8.5hrs  Mass = 0.0196g  t = 18hrs

Q: 5. Calculate the energy released by a nucleus of uranium-235 if it splits into Barium-141 nucleus…

A: the given reaction is                                  U92235+n01→U92236→B56141a+K3692r+3n01 Element…

Q: Vhat is the energy released in this nuclear reaction 0+n → C+He? (The atomic mass of O is 16.999132…

A: Applying formula ∆E =∆m×931MeV

Q: The common isotope of uranium, 238 U, has a half-life of 4.47 x 109 years, decaying to 234 Th by…

A: All radioactive decay processes follow first order reactions. Calculating rate constant for first…

Q: Cobalt-60, which undergoes beta decay, has a half-life of5.26 yr. (a) How many beta particles are…

A: Half life: It is the amount of time taken by a radioactive material to decay to half of its original…

Q: 2 mol of beryllium-8 nuclei combines to form 1 mol of oxygen-16. The mass decrease is 0.0157 g.…

A: E = ∆m x c2 Where, E = energy in J; ∆m = mass decrease in kg and c = velocity of light

Q: The half-life of cesium-137 is 30.2 yrs. If the initial mass of a sample is 1.00kg, how much will…

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Q: 4. What is the energy released in this nuclear reactionO+n →C+He? (The atomic mass ofO is 16.999132…

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Q: Plutonium-236 is an alpha emitter with a half-life of 2.86 years. How long will it take for the 1.20…

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Q: What mass is lost over 24 hours of 1.8 * 1014 kJ/s of energy radiation?

A: Given data, the energy radiation = 1.8 * 1014 kJ/s and the time of mass lost = 24 hours = 24 * 60 *…

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Q: One fission reaction that takes place in nuclear reactors is Isotope or particle 235U 139 235U + n →…

A: The explanation is given below-

Q: Predict the mode of decay of (a) plutonium-239

A: The given radioactive nuclide is plutonium-239.

Q: Fluorine-21 has a half life of approximately 5 seconds. What percent of the original nuclei would…

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Q: A rock contains a Pb-206 to U- 238 mass ratio of 0.262: 1.00. Assuming that the rock did not contain…

A: The answer to the following question is-

Q: A rock contains 0.697 mg of 206pb for every 1.000 mg of 238 U present. Assuming that no lead was…

A: Given,  Mass of 206Pb = 0.697 mg  Mass of 238U = [A]0 = 1.000 mg  Half life period for 238U = t1/2 =…

Q: Calculate the mass equivalent in grams of 3.00 kJ of energy. i x 10 i bo

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Q: One of the possibilities for producing energy in a star after the hydrogen has burned to helium is…

A: Nuclear fusion reactions are combining two or more light nuclei to produce a heavy nuclei. It is the…

Q: Radium-226, which undergoes alpha decay, has a half-life of 1600 yr. (a) How many alpha particles…

A: All radioactive decay processes follow first order reactions. Calculating rate constant for first…

Q: Radium-223 decays by alpha emission to Radon-219  (21986Rn), releasing 5.864MeV of energy per atom.…

A:

Q: The atomic masses of hydrogen-2 (deuterium), helium-4, and lithium-6 are 2.014102 amu, 4.002602 amu,…

A: Binding energy is the amount of energy required to disassemble the particles from the atom. Nuclear…

Q: 237 Np   93   decays by α−particle emission and has a half-life of 2.20×106 years. (237Np =…

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Q: The atomic masses of nitrogen-14, titanium-48, and xenon-129 are 13.999234 amu, 47.935878 amu, and…

A: We have to calculate the nuclear binding energy. when Binding energy for a nucleus divided by the…

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Q: Predict the mode of decay of (a) carbon-14, (b) xenon-118.

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Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.