A sample containing 1.00X 10 stored for 135 day s will remain at the end of the storag e period of iron mg 59 is what mass ofinon -59

Q: Determine the isotope symbol that fits each description. Ag 76 a. 68 neutrons, 47 electrons b. mass…

A: Since you have asked multiple question we will solve the first one for you. If you want answer to a…

Q: Which of the following lead to the discovery of an electron? O Cathode Ray Tube Perforated Cathode…

A: Electrons are negatively charged particles present in atoms that revolve around the positively…

Q: The particle given by the following notation 63 Cu2+ Contains protons, neutrons, and electrons…

A: Step 1:

Q: 4. The radioactive element 217At is a member of the e. series ... a. 4n b. 4n+1 c. 4n +2 d. 4n +3 e.…

A: Heavy atomic nuclei are unstable and decay through emitting a sequence of alpha and beta particles.…

Q: To how many significant figures would you need to express the mass of an oxygen-16 atom in AMU to…

A: The number of significant figures needs to express the mass of an oxygen-16 atom in AMU has to be…

Q: Given the only naturally occurring isotope of arsenic is AsAs-75, determine its mass from the…

A: Isotopes are the elements which have same atomic number and but different mass numbers.  In other…

Q: How many proto Mass # of Protons Element Element Name Atomic Number # of Neutrons # of Electrons…

A: Fill the  columns with suitable number and symbol--

Q: What is the symbol for an atom of Cd that has 13 extra neutrons and what is that called ?

A: Cd is present alongwith Zn and Hg i.e. it is kept in d-block although it is not a typical d-block…

Q: The radioisotope carbon-11 will decay through Periodic Table of the Elements hydrogen 1 H 13 14 15…

A: The radioisotope C-11 has 6 protons and 5 neutrons in its nucleus. The n/p ratio = 5/6 ~ 0.833

Q: Name the sub – atomic particles of an atom.

A:

Q: Which element does not belong with the other four? 20Ca 19K 34Se 79Au 40Zr A) Ca    B) K    C)Se…

A: Atomic number of given elements  1. Calcium  has atomic number 20. 2. Potassium has atomic number of…

Q: Identifying and Labelling Isotopes Complete this table - Fill in the missing information Number of…

A: Since you have posted multiple questions, we are entitled to answer the first 3 only.

Q: All of the following are true of a neutron EXCEPT Group of answer choices A, negatively charged B,…

A: Neutrons are neutrally charged. So the answer is: Option A. negatively charged

Q: For the reaction, 3^7 Li (n)4^8 Be, the bombarding particle is, A. proton B. tritium C. positron D.…

A: Nuclear reaction: The given reaction is a nuclear reaction. In the nuclear reaction, one nuclide is…

Q: This is the heaviest naturally occurring element  A) 87Fr B) 94Pu C) 92U D) 103Lr E) 102No

A: This is the heaviest naturally occurring element-

Q: 29 3. What information cannot be determined from the symbol notation 14Si? O the atomic mass O the…

A: The symbol notation given is

Q: It is observed that Ni, with an atomic mass of 65.9291 u, decays by emission. Identify the nucleus…

A: When the number of neutrons in the nucleus exceeds the number of protons, beta minus particle (β-)…

Q: 1. Complete the following table: Symbol # protons # neutrons # electrons Mass Atomic number Number…

A: The atomic number is the number of protons or electrons present in the element. The atomic mass…

Q: How are Deuterium and tritium are useful/

A: Deuterium and tritium both are isotopes of element hydrogen. Furthermore, deuterium has atomic mass…

Q: What are the impications of Thompson related to cathode rays?

A: J.J. Thompson proposed a plum pudding model of the atom in which he stated that it had…

Q: Gamma-ray photons have: O no mass and an electric charge of +1 no mass and an electric charge of -1…

A: Gamma rays (γ) are photons.

Q: Which particle, if lost from the nucleus, will not result in a change in the atomic mass number?

A: Which particle, if lost from the nucleus, will not result in a change in the atomic mass number?

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: Alpha Decay (Emission) Beta Decay (Emission) Drag &Drop Drag &Drop Drag your selection over this box…

A:

Q: An element has an atomic number of 41 and a mass number of 81. Using your determination as to…

A:

Q: The complete symbol of an atom with atomic number 20, mass number 42 is? Select one: до Са20 а. 42…

A: Atomic number 20 means the element have 20 proton and mass number 42 means total proton ans neutron…

Q: The mass and charge (composition) of the B- particle indicate that it is identical to an electron. *…

A: We have to tell whether the given statement is true or false

Q: The radioisotope 3516S will decay through

A: For the stablity of nucleus N/P ratio for lighter nuclei must be equal to 1. And unstable nuclei…

Q: Which atoms have the same mass number? Explain the answer.

A: ANSWER IS DISCUSSED BELOW :

Q: 7. What is emitted during gamma emission? O Light Beta particles Electrons Alpha particles

A: Gamma decay-  It is a  radioactivity in which some unstable atomic nuclei dissipate excess  amount…

Q: Above what atomic number are there no stable isotopes of any element? 20 89 83 92 40

A: Atomic number 92

Q: A beta particle is identical to an electron true or false

A: A beta particle is identical to an electron ,this statement is true.

Q: The atomic particle having a mass of 0 amu and a charge of -1 is: Group of answer choices a proton…

A: An atom is composition of smaller particles called subatomic particles. The subatomic particles have…

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

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

Q: Which of the following nuclei has a magic number of neutrons and/or protons? none of the choices O…

A: There are some combination of proton and neutron , when these combination present in nucleus then…

Q: How many neutrons are present in P-31 and S-32? Select one: A. 15 and 14 B. 16 and 15 C. 16 and 16…

A: Given that:  Atomic mass of P(phosphorus) = 31 Atomic mass of S(sulphur) = 32 We know, atomic number…

Q: the numbers of protons, neutrons, and electrons in each of the following species: 208Pb,

A: We have been given two species (208Pb, 60Ni).We have been asked to calculate number of protons,…

Q: Which of the following is incorrectly matched? neutron : -1 atomic mass unit (amu) neutron : located…

A: A chemical element is made up of atoms, the smallest unit of ordinary matter. Atoms, whether neutral…

Q: Nuclei with the same number of neutrons but different mass numbers are called isotones. Write the…

A: Nuclei with the same number of neutrons but different mass numbers are called isotones. Mass number…

Q: Select all of the following that are isotopes of 28Si.  Group of answer choices 29Si An atom with…

A: Concept introduction. Isotopes are the substance having same atomic number but different atomic…

Q: Determine the atomic number of the stable configuration of nuceli with mass number A=167?

A:

Q: Particle Mass (kg) alpha particle bullet 6.64 × 107 -27 0.00190 -27 proton 1.67 x 10-2 Velocity…

A: de-broglie equation: Wavelength = h/mv h = planck's constantm = mass of particlev = velocity of…

Q: An element has an atomic number of 41 and a mass number of 83. Using your determination as to…

A:

Q: Create a table showing how each type of radiation affects the atomic numberand the mass number of an…

A: Given information,      Different types of radiation affects the atomic number and the mass number…

Group 14 Elements

The following elements come under group 14 of the periodic table.