10. Electron-capture which is also called K-Capture is associated with a) Conversion of a neutron to a proton b) Decrease in the atomic number c) Increase in mass number

Q: Element 107 was synthesized by bombarding bismuth-209 with chromium-54. Use nuclear symbols to write…

A: Given that, Bombardment of Bismuth-209 and Chromium-54 gives a element 107 and a neutron.

Q: How much energy must be supplied to break a single aluminum-27 nucleus into separated protons and…

A: The amount of energy required to break a single nucleus is calculated as follows,…

Q: On

A: Answer is option B

Q: What is the nuclear chage ofF 69

A: Nuclear charge is defined as the charge present in the nucleus of the atom. The nuclide given is…

Q: 20. What type of radioactive emission should be 28 expected for AI ? 13 A. H B. e D. e Е. Не +1 C.…

A: We have to tell which type of radioactive emission should be expected for 28Al13.

Q: 13. What is the change to the atomic number when an atom gives off alpha radiation? * Increases by 1…

A:

Q: Calculate the mass defect for the krypton-81 nucleus. The mass of krypton-81 is 80.916592 u. The…

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Q: (4) (5) The emission of a positron from the nucleus converts a proton into a/an (A) Neutron (B)…

A: During nuclear reaction the sum of mass number and sum of atomic number is same on reactant and…

Q: Compare fl uorine-18 and fl uorine-19 with regard to each of the following: (a) atomic number; (b)…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: What type of radiation occurs when a negatively charged electron is emitted from a nucleus?

A: ANSWER

Q: Determine the missing element                ?   ----->  90234Th     +     24He

A: The missing element is being shown below

Q: Complete the equation and name the particle ejected from the nucleus. 20 °: O ? + °-1 ß + v…

A: The nuclear reactions are a type of chemical processes which lead to the formation of some new…

Q: 26. In a radioactive decay, the Z of the parent nucleus decreases by one unit, therefore, the…

A: * Z represent  atomic number that is number of proton present  in an tom

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: 6. No two radioactive isotopes decay at the same rate. Half-life (t2) is the time required for half…

A: Radioactive reaction involves the conversion of unstable nuclei to a stable nuclei. It is converted…

Q: 13. When an electron is emitted by an unstable nucleus the atomic mass number of daughter nuclide…

A: when a unstable nucleus decays by emitting a electron, one of the neutron gets spilt in to proton…

Q: 1. Calculate the energy released by the reaction given in sample problem 12 and compare it to the…

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Q: ____15. All elements with an atomic number greater than ________ have big nucleus and have the…

A: Answer are as follows

Q: 12. What happens with the atomic numbers in nuclear equations? O Nothing Increase Decrease Conserved

A: In nuclear equation , the sum of atomic numbers remains conserved.

Q: 1Which scientists influenced the progression of the atomic model? (Check all that apply)…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Question 9 of 20 Write the complete nuclear equation for the bombardent of a "Be atom with an a…

A: In the given reaction alpha particle is bombarded on 9Be atom to yield 12B (alpha particle = 24 He)

Q: When atoms of aluminum 27 are bombarded with alpha particles, a neutron and an element are produced.…

A: Note : sum of the atomic no of starting material = sum of the atomic no of products. Sum of the…

Q: What daughter nucleus is produced when a 5526Fe nucleus undergoes electron capture? a. 5527Co b.…

A: Electron Capture (K-capture): In this process, an electron is absorbed from the K-shell and forms a…

Q: What do you mean by ion bombardment?

A: To find: define ion Bombardment

Q: When a nucleus undergoes alpha decay, an electron is ejected from the nucleus.   True False

A: We all know that, when a nucleus undergoes alpha decay that means it's released helium particles.…

Q: 13. A Cyclotron (atomic smasher accelerator) can be used to: a) accelerate neutrons b) accelerate…

A: Answer - Correct option is (c) Alpha particles have a charge of +2, so their paths can bent by…

Q: 8.What happens during nuclear fusion? One answer only A.The nucleus of a large atom splits into…

A: Nuclear fusion is reaction in which two or more atomic nuclei combine to form new atomic nuclei  and…

Q: Silicon (14Si) has three stable isotopes with consecutive mass numbers. Write the complete nuclear…

A: Three Isotope are stable of silicon

Q: Reference the periodic table above to answer the following: As stated in the previous problem,…

A: Introduction :   Beta- minus decay :   In a beta - minus decay a neutron first breaks down into a…

Q: After any nuclear decay, the remaining nucleus   A. is in a lower energy state   B. has a…

A:

Q: 4. How much energy must be supplied to break a single aluminum-27 nucleus into separated protons and…

A: The amount of energy required to break a single nucleus is calculated as follows,

Q: E lement 107 was Sy nthesized by bombarding bismuth - 209 with ch romium -SL4 Write the eajuation…

A: In a nuclear reaction, overall A and overall Z remains same.

Q: When an β (beta) particle is emitted, the atomic number a) increases by 4. b) decreases by 4. c)…

A: The reactions involving formation of new nucleus with emission of some radiation along with it from…

Q: What happens to the mass number and the atomic number of an element when it undergoes beta decay? A.…

A: When an element undergoes beta decay, the nucleus of the atom emits the equivalent of an electron.…

Q: Sodium is an artificial isotope with a half-life of 2.6 years a.) How many protons are in an atom…

A: Given Sodium-22 is an artificial isotope with a half life of 2.6 years. a) Number of protons are in…

Q: 1. Write the alpha decay reaction for each of the radioisotopes listed below. Each question is worth…

A: For alpha decay, atomic mass is decreases by 4 and atomic number decreases by 2

Q: Boron is used in control rods in nuclear power reactors because it is a good neutron absorber. When…

A: Isotopes are atoms of same elements which have same atomic number but different mass number. In…

Q: 8. The formation of krypton from rubidium decay is a result of A) alpha emission B) beta emission C)…

A: As you have posted multiple questions in a single request, we will solve the first question for you.…

Q: 2. If a nucleus captures an alpha particle and then emits a beta particle a. its atomic number…

A: general equation for α emission AZX→A-4Z-2Y +42He +Energy so due to alpha emission four units of…

Q: 1. Predict: As you observed in the warm-up activity, an alpha particle consists of two protons and…

A:

Q: A Moving to the next question prevents changes to this answer. Question 1 of 2 Question 1 20 points…

A: Mass of proton = 1.0078 amu Mass of neutron = 1.0087amu Observed atomic mass = 189.9599 amu

Q: 22. A 15.0-mCi (millicurie) radioactive source runs for 2.63 hours. How many atoms have…

A: The given activity value in mCi is first converted to Ci and then to atoms/s as shown below,

Q: (iv) What is the value of the nucleon number of this atom? (b) Write the appropriate numbers in the…

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Q: 8. which of the following processes only decreases the atomic mass by two? a) alpha emission b) two…

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Q: The atomic mass of F isotope is 18.9984 amu. The mass defect is 0.1587 amu 9.070425 amu -10.08665…

A:

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

A: