(1) The radioactive isotope iodine-131 is used in medical imaging as indicated on the table above. In addition to gamma emission, what is the mod iodine-131 ?

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

A: Write the symbol for each isotope in the form AZX.(a) U-235(b) V-52(c) P-32(d) Xe-144

Q: Why are the chemical properties of all isotopes of the same element identical?

A: Atoms of the same element, having same number of protons and electrons, but differing only in the…

Q: How many protons, neutrons,and electrons are there in an atom of (a) 10 5B, (b) 36Ar, (c) 8538Sr,…

A: An atom consists of sub-atomic particles which are protons, neutrons (both present inside the…

Q: stable isotopes, with low atomic numbers, have a N/Z ratio of 1. What does that imply

A: N/Z ratio - It is the ratio of the number of neutrons to the number of protons of the nucleus of an…

Q: Given that natural sample of iron has isotopes 28Fe54, 28Fe58 and 28Fe57 in the ratio of 5%, 90% and…

A:

Q: if the atomic symbol 13354Xe, what is the mass #, # of protons, and # of neutrons?

A: The symbol of an element is given by the expression XZA, where Z is the atomic number and A is the…

Q: Gallium occurs naturally as 69Ga and 71Ga. Given the mass and abundance of gallium-69 (68.92 amu…

A: Given, Gallium occurs naturally as 69Ga and 71Ga and mass and abundance of gallium-69 is 68.92 amu…

Q: Determine the AE of Zinc-65 that emitted a proton (¹₁P). The mass of Zinc-65 is 64.55961 amu and the…

A:

Q: If an isotope has 90 protons, how many neutrons are required in order for it to have a stable atomic…

A: Concept-: Isotope: Isotopes are known as members of a family of an element which all have the same…

Q: The red arrow in this graph indicates the changes that occur in the nucleus of an atom during a…

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

Q: One atom of Se-77 is 6.410 times as heavy as an atom of C-12. What is the atomic mass of Se-77?

A:

Q: Determine the AE of Zinc-65 that emitted a proton (¹₁P). The mass of Zinc-65 is 64.55961 amu and the…

A:

Q: The atomic masses of hydrogen-2 (deuterium), helium-4, and lithium-6 are 2.014102 amu, 4.002602 amu,…

A: Atomic masses hydrogen, H = 2.014102 amu

Q: Which of the following would be an isotope of ¹⁴N

A: The objective of the question is to identify an isotope of Nitrogen-14 (14N).

Q: Consider the following equation: The mass number of element X is: 213A + 23B 87C+ (x}x + 3 n

A: this problem is based on the conservation of mass. So mass in reactant will be equal to the mass in…

Q: "How do the isotopes of argon, Ar-36, Ar-38, and Ar-40, differ from each other? Write the nuclear…

A: Isotopes: Isotopes can be defined as one of two or more species of atom with same atomic number but…

Q: An atom can be thought of as being

A: There exist three types of atoms with a single proton in their nucleus. These are the isotopes of…

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

A:

Q: decay series of uranium- 238 includes 3 different isotopes of polonium. Which of these isotopes you…

A: Uranium-238 is a radioactive element that undergoes a complex decay series, eventually transforming…

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

A:

Q: You are exploring the universe in your spaceship, and you land on a planet that is very similar to…

A:

Q: 3. For each of the following symbols, clearly specify the number of protons, the number of neutrons,…

A: ->Number of proton + Number of neutron = Mass number  -> Number of proton = Number of electron…

Q: An isotope with atomic number 64 and mass number 158 is found to have a mass ratio relative to that…

A: Given An isotope has an atomic number of 64 and mass number of 158 It has a mass ratio of 13.16034…

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: The atomic mass of rhenium is 186.2. Given that 37.1% of natural rhenium is rhenium-185, what is the…

A: Average atomic mass = ∑i=1n (mass of ith isotope)(% abundance of ith isotope)100 Where "n"…

Q: The isotope of plutonium used for nuclear fission is 239Pu.Determine (a) the ratio of the number of…

A: Concept Introduction: The atomic number is equal to the number of protons and number of electrons…

Q: nucleus  and electrons in each shell for Se-76 and U-235

A:

Q: 3. How many protons, neutrons, and electrons are there in the following atoms? (a) ¹4C (b) 59Fe (c)…

A:

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.