Determine the missing element -3516S----à -10e + ?

Q: What is distinctive about isotopes of elements, and why are they important?

A: The atomic number of an element is expressed as the number of protons and it is equal to the number…

Q: Fill in the information missing from this table. nuclide protons neutrons A 22 27 ? 52 130 77 Se 34

A:

Q: Find the number of electron and neutrons in the following 207pb+2 Electrons Neutrons

A: An atom is composed of three particles: electrons, protons and neutrons. The protons and neutrons…

Q: Now that you have the contribution from the X-19 isotope (2.715) and from the X-21 isotope (18.00),…

A: Given the contribution from the X-19 isotope = 2.715 amu contribution from the X-21 isotope = 18.00…

Q: Complete the following table Atomic Number Mass number* # of protons # of neutrons # of electrons…

A: In an atom nucleus is present. postively charged particles are protons and negatively charged…

Q: How many protons, neutrons and electons are in 31P3-

A: The element  31P3- It is Phosphorus and having atomic number 15 and atomic mass 31.

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: The last “missing” element from the first six periods waspromethium, which was finally discovered in…

A:

Q: 9. +ie + -> +1е 10. Си + н 63 29 64 30 0Zп + 11. н + H + in ->

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: If a sample of the isotope is 1744 yeas old, what percent of the isotope would you expect to find in…

A: The given data : The life of the sample of isotope = 1744 years. The half-life of carbon = 5730…

Q: Determine the number of protons and the number of neutrons in isotope. 2311Na

A: The number of protons and the number of neutrons in isotope 2311Na can be identified as, Atomic…

Q: 1. Indi cate of protons and nevutrons in the following nuclei: the number a) 5 Mn 22

A:

Q: MCQ 28: Hydrogen has a number of isotopes A. 2 В. 1 C. 3 D. 11

A: No of hydrogen of isotopes:- isotope:-  isotope can be defined as the various chemical elements that…

Q: Question attached

A: Electrons, protons, and neutrons are subatomic particles. Meaning, they reside within an atom. An…

Q: All of the following statements concerning nuclei are true EXCEPT O only hydrogen-1 and helium-3…

A:

Q: How many protns, neutrons and electrons are in a 80Se2- nuclear symbol?

A: The given element is Selenium. We have to calculate the number of protons, electrons, and neutrons…

Q: Unstable isotopes are not radioactive. O True O False

A:

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: In which of the following nuclear reactions, X represents a neutron? p indicates a proton. It is…

A:

Q: Consider two isotopes Fe-54 and Fe-56, write the nuclear symbol for both isotope. How do they differ…

A:

Q: If a sample of the isotope is 1744 years old, what percent of the isotope would you expect to find…

A: Answer :               N /NO = 80.98 % Given :                   Sample of the isotope  = 1744 years…

Q: Find the number of electron and neutrons in the following: 207pb+2 Electrons Neutrons

A: The answer is given as follows: For an element    zXA Z = Atomic number = number of electron (E) =…

Q: Find the number of electron and neutrons in the following: 207Pb+2 Electrons Neutrons

A: we have to calculate no of neutrons and electrons in Pb2+

Q: What element is defined by the following information?    p+=20  n ^o=20   e^-= 20

A:

Q: How many protons are contained in the isotope: 22 Ne 10

A: Each atom is made up of sub-atomic particles such as the proton, neutron, and electron. For any…

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

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

Q: Which of the following is the type of particle that almost never interacts with normal matter?   a.…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Write the isotopic symbol for Lead-206.

A: • We need to write the isotopic symbol for Lead-206

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

A:

Q: 209Bi is the heaviest stable isotope of any element. How many protons and neutrons are present in…

A: The given data contains atomic mass of Bismuth is 209.

Q: 23 t of OilooM caletHM te 37.5nt O (२० Coc10 \() S lver nitratle iuhat is A sthe mass of ta cl…

A: Consider the given balanced equation as; CaCl2 aq  +  2 AgNO3 aq  →  2 AgCl s  +  CaNO33 aq Given…

Q: 2. Determine the number of protons contained in particle of protons having a mass of 5.019 x 10*…

A: Interpretation-  To determine the number of proton contained in the particle of proton having mass…

Q: Select the single best answer. For this pair of elements (F and Se), predict which one has more…

A:

Q: 410 186 412Z X 410 183 Y 186 Which two are isotopes? A. X and Y B. X and R C. Y and R D. Z and R E.…

A:

Q: 4.82 For each of the following, write the symbol and name for X and the number of protons and…

A:

Q: Why are atoms, neutrons, and protons not considered elementary particles? and why is electrons…

A: Atoms are the basic building blocks of any element.

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: 55.75g Al + 215,5g Oxygen , what mass is formed

A: Answer= 105.31 g

Q: Complete the following nuclear equations.  Write the mass number and atomic number for the remaining…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

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: 2. What is the nuclei or particle in the blank of the condensed form of * 24°Cf ( 15N, 4n)_. [A]…

A: in nuclear reaction Mass number are  conserved. That means  total mass number on reactent side is…

Q: if a particle has a mass 5.7661x10^-28 kg, what would its mass be in amu?

A:

Q: Element X has two isotopes. The first isotope has a natural abundance of 80% and has a mass of 60…

A: Given : Abundance of first isotope = 80% Mass of first isotope = 60 amu Abundance of second isotope…

Q: Fill in the missing parts of the following reactions. (Express your answer as an isotope.) 75 a. 33…

A:

Q: What is the mass (in grams) of one Ni-58

A: Given is number of atom = 1 Mole represent the quantity of fundamental particle.

Q: 25Mg an isotope to 25Mg2+ ? Yes or No

A: Answer:  Isotope: isotope is is speics that have same in atomic number and different in mass…

Q: Below are the five atomic models in history. Number them in historical order from 1 to 5. (1 being…

A: The 5 atomic models in history are given. They are to be numbered in historical order from 1 to 5.…

Q: Determine the missing element 16S------1°e + 35 5---

A: Like all reaction, in radioactive decay reaction mass and charge balance are maintained.

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.