How many electrons does the ion Fe +3 ( A=56, Z= 26) have?  (a) 23  (b) 26  (c) 29  (d) 56

Q: 4 An element has an atomic number of 45 and a mass number of 105. Using your determination as to…

A: The element with the atomic number 45 is Rhodium(Rh). Given the mass number of Rhodium(Rh), A = 105.…

Q: Od. 1.03 x 10-27 QUESTION 3 The number of neutrons, protons, and electrons in A7A9 are 108 47 Oa. p…

A: The number of protons present in the nucleus is termed as the atomic number. The sum of the number…

Q: choose the correct answer.   36. Which of these represents an ion? *

A: Atomic number of an element is equal to number of protons present in nucleus of atom of that…

Q: # of protons Element Atomic # of Mass number # of electrons symbol number neutrons 23 51 23 77 115…

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Q: ow many protons (P), neutrons (n) and electrons (e) are present in 18173Ta-3 ? a. 76 p 105 n 73 e b.…

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Q: Abundance (%) Abundance Number of Protons Number of Neutrons Mass (amu) (decimal) Name of isotope…

A: Neodymium is a actinide element having atomic number 60. So this element can be represented as-…

Q: No. of No. of Atomic Isotopic A. Element Isotope mass (u) abundance (3 decimal places) protons…

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Q: In the study of positive rays, the proton (H*) was found to have the largest value of q/m of any…

A: q/m is referred to as charge over radius ratio. It has charge in units of Coulomb and mass in units…

Q: Part C 98 43 Enter your answers numerically separated by a comma. ? ....... Np, Nn = protons,…

A: The question is based on the concept of atomic structure. We have to identify number of subatomic…

Q: Practice: Isotope Calculations #1 Part Ue dhe motation below to anwer the following questions "C "C…

A: 9. The other form of isotope notation is nuclear notation which is significant because it allows us…

Q: what is the diameter of the “atom” with a nucleus this size?

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Q: 4. 49 Cr-> 49 V + 24 23 5, 238U- 23A Thị 92 90 6. 214 Bi-> 214 Po+ 83 84

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Q: A rough estimate of the radius of a nucleus is provided by the formula r 5 kA1/3, where k is…

A: The given radius is: where k is the Fermi constant (1.3×10-13cm) and A is the mass no. of Iodine…

Q: Determine the percent abundance for J-67 and J-68, given the following data: The average atomic mass…

A: The average atomic mass of the element J is 65.96amu.   Let the abundance of  J-68  is M %.…

Q: 1. For each of isotopes listed, predict which one is less stable. Encircle the answer a. ( Li or b…

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Q: Directions: Identify the element described in each statement. ___________1. An element with 26…

A: Note : As per our guidelines we are supposed to answer first 3 parts please repost the other parts…

Q: Isotope Abundance Mass 69.9242 amu 70 Ge 20.8% 71.9221 amu 72 Ge 27.5% 72.9235 amu 73 Ge 7.75%…

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Q: Determine the number of protons, neutrons, and electrons in the following: 40x 18 p* = 18 b. pt 18…

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Q: Which of the following elements has its name derived from its property of being slightly magnetic?*…

A: Isotopes are the different forms of an element.

Q: Which of the following is true? Select all that apply. A. 93Y and X are isotopes. 41 42

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Q: A 40K+ ion has protons, neutrons, and electrons. Select one: a. 19; 19; 19 b. 19; 21; 19 O c. 19;…

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Q: 256 116 But- The isotope above has type your answer. protons, type your answer. neutrons and type…

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Q: weight germani owing lable pre ... Isotope Abundance Mass 70 Ge 20.8% 69.9242 amu 72 Ge 27.5%…

A: Given :

Q: In the symbol 48TI2* represents an atom or ion with protons, neutrons, and electrons.

A: The electronic configuration of neutral Ti = [Ar]3d24s2 To convert Ti----> Ti2+  , It loses 2…

Q: Supply the missing in the table below: Atom Mass number Proton (p) Neutron (n) Electron (e- ) A…

A: Fill the missing table of the given in the question.

Q: Tin is a metal that has several stable isotopes. Which of the following combinations of mass number…

A: The elements having same atomic number, but different mass number are termed as isotopes.

Q: 000000PPPPPPPPP. Number of Protons 000000Name of Number of Abundance Abundance Mass (amu) isotope…

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Q: An atom of 131 I contains ________ protons.

A: An atom = 131I  Number of protons = ?

Q: When an element has Atomic Number = 26 and 29 neutrons, what element and isotope is this? Group of…

A: Representation of an element zXA X = element , Z = atomic number , A = atomic mass    A = p + n…

Q: The correct way to write the isotopes 2Na, AI, Kr, 19r in hyphenated form is sodium-24, aluminum-29,…

A: The correct answer about hyphen notations are given below

Q: Which element labeled A-E in the periodic table below will have an onic charge of -1? |A B IC D…

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Q: Identify the missing species:   246Cm  + 12C   ----->   4  1n   +  ____ 254 T h 238 C f 258 N o 254…

A: In a reaction, total mass no. And atomic no. Remains same.

Q: 1. An experimenter obtained the following values for the charge (in coulomb) on five different drops…

A: MILLIKAN OIL DROP EXPERIMENT: This experiment was conducted to measure the electric charge of an…

Q: Determine the percent abundance for J-67 and J-68, given the following data: The average atomic mass…

A: Isotopes which have same  number of protons but different number of neutrons.

Q: 6. No element exists with mass number larger than about 300. Explain Why?

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Q: Add-öns Help Last edit was 23 minutes ago D Present 田 Background Layout - Theme Transition 2. 3 4 I…

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Q: Which one of the following species has a many electrons as it has neutrons? Select one: а. 14с b.…

A: In the nuclide symbol of an atom, Z-represents the atomic number which is number of protons present…

Q: Concept Review Questions 2.51 How can iodine (Z= 53) have a higher atomic number yet a lower atomic…

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Q: What is the mass number, the atomic number and the identity (chemical symbol) of the new element?…

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Q: Gold is very malleable which means it can be pounded into very thin sheets. Decorative gold leaf can…

A: The Diameter of the gold atom = 1.4 x 10-10 m The thickness of the gold sheet = 0.10 µm =0.10 x 10-6…

Q: Fill-in the table with the necessary information. Element Atomic Number Mass Number No. Of Protons…

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Q: 2. (a) Determine the mass number of a nucleus whose radius is approximately equal to two-thirds the…

A: Radius of new element is two third of the radius of Ra-230. Here, we have to find the name of new…

Q: A certain isotope X3+ contains 25 electrons and 40 neutrons.  What is the mass number for this…

A: Here, given #electron=25  #neutron=40 #proton=?   Mass number is the sum of protons and neutrons.…

Q: In the following figure below, what is the'number of neutron, proton, electron, atomic number, mass…

A: Atomic number is defined as the number of protons or number of electrons present in an atom while…

Q: Determine the number of protons and the number of neutrons in isotope. 33P15

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Q: Question attached

A: The oxidation number of any element indicates the number of electrons gain or lose by the element to…

Q: #23, 26,30,32,33,35,41,44,46,54,57,61,63 i need help

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Q: 19 Which of the following statements is correct about one mole of ethane gas, C2H4 and one mole of…

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.