An element has an atomic number of 45 and a mass number of 109. Using your determination as to whether it is proton or neutron rich, what is the atomic number of the element it becomes after radioactive decay?

Q: An atom of the isotope 138Ba2+ consists of how many protons (p), neutrons (n), and electrons (e)?

A: Isotope is an element with same atomic number but with different mass number. Protons(e+) are the…

Q: 128Te 2 number of protons number of neutrons number of electrons number of nucleons

A:

Q: Co

A: Isotopes : if two same element have same atomic number but atomic masses are different then we can…

Q: There are three naturally occurring stable isotopes of magnesium: 24Mg, 25M., and 2°Mg, which have…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out…

Q: what's the atomic mass units for 1 bratom with a mass of 1.31 x 10^ - 23

A: To find atomic mass unit  of 1 Br atom if mass of atom = 1.31 x 10-23 g

Q: An alpha particle (4He2+) has a mass of 4.00151 amu. What is the charge-to-mass ratio of an alpha…

A: First calculate the mass in grams and then divide the charge of the helium atom by the mass of alpha…

Q: 4. Why is the neutron to proton ratio so important? OIt determines the stability of the nucleus…

A:

Q: All isotopes above the atomic number. 19 53 ОООО 87 92 are radioactive.

A: The atoms that are made up of unstable nuclei undergo a decay to form more stable nuclei. This…

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: Assuming a 100% reaction yield, it was calculated that 6.806 g of naturally occurring elemental iron…

A:

Q: How many neutrons are present in a 137Ba²+ ion? (a) 81 (b) 83 (c) 56 (d) 58

A: Given that: Element = 137Ba2+Mass number = 137

Q: Sr-90 has [ Select ] neutrons than Y-91

A:

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: 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: Which is the more abundant isotope of copper, 63Cu or 65Cu?(a )63Cu(b) 65Cu

A: Which is the more abundant isotope of copper, 63Cu or 65Cu?

Q: Besides number of neutrons, what else do isotopes of the same element have that is different?

A: Isotopes are the variation of chemical elements that have the same number of protons but a different…

Q: Calculate average atomic weight of Uranium using isotopic abundances of its three isotopes: U-234…

A: A numerical problem based on average atomic mass, which is to be accomplished.

Q: Write the isotopic notation for an isotope that has an atomic number of 35 and a mass number of 81.

A: Given   Atomic Number   = 35    Mass   Number  =  81  Isotopic Notation     = ?

Q: which particle corresponds to isotope 3? 183Mt, 183W, or 109W

A: Isotopes are atoms that contain same number of protons but different number of neutrons. As a result…

Q: If the laws of physics were different and the primary element in the universe were boron-11 (Z = 5),…

A: Given, If the primary element in the universe is boron-11 what are the four most abundant elements?

Q: If an atom of Uranium, Element 92, were to absorb an Alpha particle (comprising two protons and two…

A: For a balanced nuclear reaction sum of mass number and sum of atomic numbers must be same on both…

Q: Given the number of protons and neutrons in the nucleus of the given elements, make a diagram on how…

A: To make a diagram on how the nucleus was fused with another nucleus to form heavier elements. H11 +…

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: Unstable isotopes are not radioactive. O True O False

A:

Q: A student obtained the following data in this experiment. Fill in the blanks in the data and make…

A: All the values can be calculated using the given experimental data.  Some values would require…

Q: In the notation 289 115 Mc, the number 289 is the 3 number of electrons atomic number atomic mass…

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: Disintegrate or decay mean that radioactive elements disappear as they emit radiation and are…

A: The given statement is true

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: Name the isotopes of hydrogen. Which one (or more) is (are) radioactive?

A: Here, we are asked to write the name of the isotopes of hydrogen andwhich one (or more) is (are)…

Q: An element has an atomic number of 41 and a mass number of 85. Using your determination as to…

A: A stable nuclei has the number of neutrons to protons ratio 1 or close to 1. So, by calculculating…

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

A:

Q: Livermorium-292 is formed by bombarding hassium-281 with oxygen-16. How many neutrons are released…

A:

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

A:

Q: Colbalt -61 is used in the medical treatment of cancer. How many neutrons and protons are contained…

A: Given, Cobalt -61 is used in the medical treatment of cancer.we are asked to determine the number of…

Q: What is the relationship between an isotope’s abundance in nature and an element’s atomic mass…

A: Isotopes are atoms of same elements which have same atomic number but different mass number.

Q: NUnilar ext Calcium-39 Gold-197 125 82 +1 Isotope Name (w/mass number) Atomic Number of Number of…

A: Atomic mass of any element is given following expression Atomic mass = Total number of Protons +…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.