Identify for an atom of 9Be: element name: _____________ Z, atomic number = ____         A, mass number = ____           number of neutrons = ____ total “+” charge in the nucleus = ____                  total number of subatomic particles

Q: Isotopes are defined as atoms ofa. the same element with different numbers of protons.b. radioactive…

A: Atoms of the same element have the same number of protons, which is also called the atomic number.

Q: Among these numbers, If each atom acquired two more neutrons, what element would each of these be?…

A: There are basically 3 sub-particles present in an atom-  1- electron 2- proton 3- neutron

Q: 92. Write the symbol for each isotope in the form X. (a) U-235 (b) V-52 (c) Р-32 (d) Xe-144

A: Since we only answer up to 3 sub parts, we'll answer the first three. Please resubmit the question…

Q: An element X occurs as three stable isotopes: X-21, X-22 and X-23. X-21 is 90.48% abundant and X-22…

A: Given : Element X exists as three stable isotopes. The three isotopes are: X-21 X-22 X-23

Q: Electron capture leads to the: (A) emission of an electron from the second shell in an atom. B…

A: Electron capture leads to ?

Q: Silicon has only three stable isotopes. Calculate the atomic mass for silicon given the fact that…

A: Given information, 28Si (mass= 27.98 amu) has an abundance of 92.21% 29Si (mass= 28.98 amu) has an…

Q: 85 11. For the Isotope 38Sr A. What is the atomic number? B. What is the mass number? C. What is the…

A: The given symbol for isotope is 8538Sr A) The atomic number is represented by the subscript.     The…

Q: The nuclear glue that helps bind a nucleus is the? A. Alpha B. Electron C. Neutron D. Proton E. Beta

A:

Q: NUCLEAR CHEMISTRY: Consider the nuclei 117 50Sn. Determine its mass defect in kilograms if its…

A:

Q: 2/17/2021 Chapter 2 Concept Check on Atoms and Isotopes Chapter 2 Concept Check on Atoms and…

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Q: Image a chemist was trying to create a stable isotope with 60 protons and a mass number of 155.…

A: The nucleus consists of protons and protons that are responsible for the overall mass of the atom.…

Q: 2. In a certain fission reaction, U-235 (atomic no 92) reacts with a neutron to form Cesium- 138…

A: Balanced nuclear equation is the equation in which the sum of subscripts as well as sum of…

Q: 10. For the Isotope 6731Ga A. What is the atomic number? B. What is the mass number? C. What is the…

A: Question 10: Given isotope is: 6731Ga. What is its atomic number? What is its mass number? How many…

Q: A fictional element has 2 isotopes and an atomic mass of 67.18 amu. If the first isotope is 66 amu…

A: Average atomic mass can be determined by the equation given below:

Q: Determine the number of protons and neutrons in uranium-235. Enter your answers numerically…

A: As we know that atomic number of the element equals the number of protons.  For uranium-235, Atomic…

Q: Choose between parentheses 1-To convert number of particle to weight, you do not need to know.... *…

A: To convert the number of particles/atoms into a weight of an atom,   We need Initially to know that…

Q: 9. Which isotope is used in many smoke detectors for homes and businesses to measure levels of toxic…

A:

Q: For the Isotope 8538SrA. What is the atomic number?B. What is the mass number?C. What is the number…

A: a) for 8538Sr  Atomic number = 38  as atomic number is always written in lower left of the element…

Q: Magic numbers are associated with protons and neutrons in a nucleus. State the magic numbers for…

A: . There are many factors that give to nuclear stability.  These are,   Full nuclear shell (magic…

Q: 226 Th 90 +{He Express your answer as an isotope. ΑΣφ ? OA chemical reaction does not occur for this…

A: We have to express your answer as an isotope in part B as follows in step 2:

Q: protons and neutrons in a nuclear change is correct? a-The number of protons in the number of…

A: In balanced nuclear reaction,  Number of protons and mass number in reactant side is equal to number…

Q: Consider the element Work (Wr) with an atomic number of 33 and an atomic mass of 81.03 g/mol. The…

A: Atomic number of work = 33  So, Number of protons = number of electrons = 33 Number of neutrons =…

Q: 244Pu undergoes radioactive decay, emitting 4 alpha particles and 5 beta particles. What is the…

A: An alpha particle is equivalent to a Helium atom A beta particle is similar to an electron

Q: In the class activity on chain reaction, chain reaction can continue since: Group of answer choices…

A: A nuclear reaction in which a series of nuclear fission reactions, and each reaction is initiated by…

Q: the mass of a single atom of iron-56 is 55.93494 amu. Why is this number different from the mass of…

A: Actual mass of nucleus is always lesser than the total mass of it's constituting element proton and…

Q: Determine the missing element ----   3516S---->  -10e     +     ?

A: From given nuclear reaction  Missing element in the reaction is shown below

Q: RADIATION DECAY .| g. I Name Symbol What is it? Charge What Chemical symbol for the element.…

A: A question about atomic structure, which is to be accomplished.

Q: 10. In what year did Albert Einstein prove the existence of atoms Ernest Rutherford do his Gold Foil…

A: it was Albert Einstein who, starting in his epochal year of 1905, published several papers that…

Q: Indi cate of protons and neutrons in the following nuclei: the number b) 201 Hg

A:

Q: 28. Which of the following descriptions in incorrect? (1)A proton has a positive charge and is…

A: To find: The false statement: (1)A proton has a positive charge and is located in the nucleus (2)A…

Q: In ______, an _ particle (identical to a helium nucleus of two protons and two neutrons) is ejected…

A: A radioactive decay in which alpha particle decays into another nuclei with a mass number reduced by…

Q: Neutral/lon Stable/Unstable 11. Using the simulation, build models of hydrogen that match each of…

A: The isotopes given are 11H0, 11H+1 and 31H0.

Q: Gold has one stable isotope, whichis gold-197, with an atomic mass of 196.97amu. A 14k (14-karat)…

A: Given:   Mass of 14k gold =  5.00-g  Gold percentage  = 58.3%  Other metals        = 41.7% To find:…

Q: Which one of the following statements is true for atom having following reaction in its nucleus? ip→…

A: Given is nuclear reaction.

Q: 4 The smallest unit of 5. The nucleus is foun

A: the nucleus is found at the centre of the atom

Q: What is the symbol of the atom obtained by adding one proton to 2°N.? Express your answer as an…

A: Determine the symbol of the given conditions in the question-

Q: 28. - Electrons of an element T a) have a negative charge but very small mass T + b) determine the…

A:

Q: A student looked up the naturally occurring isotopes of bromine and found the following information:…

A: Atomic mass of an element is the number of times an atom of that element is heavier than an atom of…

Q: All changeve Radioactive isotopes of elements can be used in medicine to diagnose and treat disease.…

A: Answer: A radio active isotope has an unstable nucleolus that emits smaller particles.

Q: How can isotopes be used to identify the general region of a person’s place of residence?

A: Every organic and inorganic contains certain stable isotopes in different abundance. Isotope…

Q: Identify for an atom of 96Mo: element name: _____________ Z, atomic number = ____ A, mass number =…

A:

Q: Consider to isotopes Fe-54 and Fe-56. a. write the nuclear symbol for both isotopes. b. how do…

A: The given isotopes of iron are - Fe-54 and Fe-56 In the given information Fe represent the atomic…

Q: Caused large deflections of alpha particles in Rutherford's experiment  a. proton b. neutron c.…

A: The work of Rutherford is well known among all the scientist due to his approach to establish the…

Q: 5. An atom of 41Ca is hit by an alpha particle that sticks to it. a. What is the atomic number of…

A: Alpha particle : 24He

Q: The flying out of BB's out of the petri dish in the isotope experiment, represented O a. ice cores O…

A: Isotopes are elements which have the same number of protons as the corresponding element in the…

Q: 30. Based on the given data, which of the subatomic particles is the lig Particle Charge Mass (kg)…

A: Atomic number = number of proton, Atomic mass = no. of proton + no.of neutron

Q: Nucleons The term nucleon refers to the particles found in the nucleus of an atom, namely protons…

A: