If sample made up of Glunitie 142 with a half life of 7 days contained 93.75% daughter atoms, how old is this sample

Q: How can the values of binding energies per nucleon be used to compare the stabilities of different…

A: How can the values of binding energies per nucleon be used to compare the stabilities of different…

Q: Select the isotope that has the greatest stability per nucleon. 23 Na 11 56 Fe 26 84 Kr 36 H

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Q: solve the nuclear decay problems.

A: In this the atomic no decreases by 1 but mass no remains same. this process is called positron…

Q: What is the binding energy (in MeV per nucleon) for the Li nucleus? Provide an answer to two decimal…

A: Answer :-  The Binding energy (B.E.) of per nucleon for  63Li nucleus is 5.08 MeV.…

Q: atium-90, ause of it: alf-life ot

A: Given data set: Half-life of strontium90 = 28.1 years Mass of strontium90 =  5.2 ng = 5.2*10^-9 g We…

Q: Given the following information: Mass of proton = 1.00728 amu Mass of neutron = 1.00866 amu Mass of…

A: Given: The given  Mg nuclei having Z= 12,A = 27 Mass of proton = 1.00728 amu Mass of neutron =…

Q: The isotopic mass of 33P is 32.971726 amu. 15 Determine its binding energy (in MeV) per nucleon.…

A: Given-> Isotopic mass = 32.971726 amu

Q: What is the nuclear binding energy of a lithium-7 nucleusin units of kJ/mol and eV/nucleus? (Mass of…

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Q: Complete the table for the radioactive isotope. (Round your answer to two decimal places.) Half-life…

A: Here given, The half-life of 226Ra (t1/2) = 1599 years Time (t) = 1000 years Initial amount (N0) =?…

Q: The isotopic mass of 7735Br is 76.921379 amu. Determine its binding energy per nucleon. mass of…

A: Here no of protons =no of electrons=atomic number=Z= 35. Number of neutrons= mass number -atomic…

Q: What are the characteristics of beta radiation? Particles of negative charge and relatively large…

A: Option B is correct answer. Particles of negative charge and very O little mass, with moderate…

Q: Complete the table for the radioactive isotope. (Round your answers to two decimal places.) Amount…

A: Given data: Half-life, t1/2 = 1599 years Initial amount, [A]o = 240 g To calculate: Amount [A]t…

Q: If we start with 1000 radioactive parent atoms and a half-life of 50 years. How many parent atoms…

A: Given,  Initial concentration = 1000 atoms       t12 = 50 years   To find = concentration after 200…

Q: Radium-228 undergoes beta particle production. What is the other product? Group of answer choices…

A: The beta emissions take place when a nucleus has relatively more number of neutrons as compare to…

Q: Define the following terms a) curie b) roentgen c) radical d) rem e) LD50

A: a) Cutie is the quantity of radioactive substance that emits one curie of activity. b) Roentgen is a…

Q: A sample of technetium-99m with a mass of 4.61 ng will have decayed to how much of this radionuclide…

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Q: A wooden boat discovered just south of the Great Pyramid in Egypt had a carbon-14 content of…

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Q: Which type of radiation has the lowest penetrating ability?   a. Beta particle b. Gamma ray c. Alpha…

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Q: Indium-116 is radioactive and has a half life of 14.10 seconds. Calculate the activity of a 2.3 mg…

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Q: Complete the table for the radioactive isotope. (Round your answer to two decimal places.) Half-life…

A: Radioactive decay reactions are first order reactions. Since we know that the relationship between…

Q: Sulfur-36 has a mass of 35.967081 amu, an electron is 5.486 × 10-4 amu, a neutron is 1.00866 amu,…

A: In this question, first we will determine the mass defect for S-36 and then Calculate the it's…

Q: 90Y Predict the modes of decay of 39 A. Alpha decay B. Beta decay C. Gamma emission

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Q: The isotopic mass of Br is 76.921379 amu. Determine its binding 35 energy per nucleon. mass of…

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Q: What is the most likely mode of decay for each?(a) ¹¹¹₄₇Ag(b) ⁴¹₁₇Cl(c) ¹¹⁰₄₄R

A: Radioactive nuclie are unstable . They undergo spontaneous decay reaction by emission alpha, beta,…

Q: A particular radioactive isotope has a half-life of 3. weeks. What fraction of the original sample…

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Q: 5) Bismuth-210 has a half-life of 5 days a) A sample originally has a mass of 800 mg. Find the…

A: All radioactive disintegrations are first order reactions. For a first order reaction, half-life is…

Q: What type of radioactive decay would be expected for the unstable nuclide 24494??24494Pu? Group of…

A: Plutonium 244 decays into uranium 240 via alpha particle emission.

Q: What is the binding energy in kJ/mol nucleons for gallium-71? k]/mol nucleons 31;H+ 40;n3Ga The…

A: We will first calculate the mass defect. And using that we can calculate the binding energy.  ∆m x…

Q: The transmutation reaction 28Si + 4He > X Xforms what isotope? 14 O 28SI 14 O 32S 16 O 24M8 12 O 14N

A: Correct option is (B)

Q: Find the missing value for the radioactive isotope. (Round your answer to two decimal places.)…

A: Since you have posted a multiple type question so I have solved first one for you. If you want to be…

Q: If radium-223 has a half-life of 10.33 days, what time duration would it require for the activity…

A: Here we are required to find the time for  activity of the  sample to decrease 1.5% of its present…

Q: The nucleus of an isotope, mass 203.3168 amu, contains 81 protons and 121 neutrons. Calculate the…

A: ★ Answer : Binding energy of the nucleus will be 2.99 × 108 eV.  ★ Solution :

Q: The mass of the atom 23/11 Na is 22.9898 amu.(a) Calculate its binding energy per atom in millions…

A: Given: Notation for Na-11 is  N1123a Mass of sodium = 22.9898 amu Total protons in 23Na = 11 Total…

Q: Which of the following reactions is an example of alpha particle emission? 58 26 Fe + 'on - 59 26 Fe…

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Q: A chemist wishing to do an experiment requiring " Ca+ (half-life = 4.5 days) needs 8.0 ug of the…

A: Given, No = 8.0 microgram t1/2 = 4.5 days = 108 h t = 72 h

Q: A change in the number of protons in a nucleus of an atom indicates a transmutation reaction. A.…

A: The atomic number of any atom is defined by the number of protons present in that atom. Atomic…

Q: A chemist wishing to do an experiment requiring "o (half-life 4.5 days) needs 8.0 ug of the %3D…

A: Given,  Half-life, t1/2 = 4.5 days  time, t = 48 h = 2 days  Current ammount, N = 8 μg  Initial…

Q: You have a stationary struck by A) write the complete reaction equation that would produce one…

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Q: For Be-10, find the: a. mass defect (in grams) and b. binding energy in kilojoules per mole. mass…

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Q: Assuming two samples of radioisotopes both contain the same number of atoms, the activity of the…

A: An element remains 50% of the original amount in its half-life period.

Q: The isotopic mass of 33P is 32.971726 amu. Determine its binding energy (in MeV) per 15 nucleon.…

A: The isotopic mass of 33P15 is 32.971726 amu. Here we have to find out the binding energy per…

Q: , or A Germanium-68 (Ge68)/Gallium-68 (Ga68) radionuclide generator is milked, or eluted, on…

A: Option b is correct answer. B.  That same day , Thursday, at 12 noon.

Q: A certain radioactive isotope has a half life of 15 minutes.  What fraction remains after 1 hour?…

A: Given, A certain radioactive isotope has a half life of 15 minutest12 =15 minwe are asked to…

Q: Indium-116 is radioactive and has a half life of 14.10 seconds. Calculate the activity of a 9.4 mg…

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Q: A radioactive isotope has a half-life of 10,000 years. How old is the rock if the ratio of…

A: Ans

Q: A radioactive isotope undergoes α-emission producing Bi-214. What was the isotope?   At-214…

A: Here, we have to find the isotope that undergoes α-emission to produce Bi-214.

Q: The mass defect for an isotope was found to be 0.410 amu/atom. Calculate the binding energy in…

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Q: The half-life of 14C is 5730 years. A sample contains 90.8 % of the 14C that it would contain if it…

A: Age of a given sample can be calculated using Carbon dating method :

Q: The half life of Au-198 is 2.7 days. If a sample starts with 100 grams of Au-198, how many grams…

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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.