How many protons, neutrons, and electrons are present in a singleatom of:a. phosphorus-30 b. sulfur-32 c. chlorine-35

Q: In 1982, the production of a single atom of 266/109  Mt (meitnerium-266) was reported. Describe the…

A: The given element is meitnerium (Mt). It has mass number equal to 266 and atomic number equal to…

Q: The radioactive element carbon 14 has a 1/2 life of 5750 years a scientist determined that the bones…

A: let assume the initial concentration of C-14 as Co=100%

Q: Why are some atoms radioactive?

A: The radioactive nuclei are unstable and have an excess number of either protons or neutrons in the…

Q: beryllium has a nucleus composed of protons and neutrons. Given the data, how many protons are in a…

A: Beryllium (Be) is an element with group number 2 and period number 2.  The atomic number (Z) of…

Q: What part of an atom is involved in chemical reactions? A. Proton B. neutron C. outermost electron…

A: 1. c Only the valence electrons take part in the chemical reactions. 2. a A huge amount of energy is…

Q: 24. What is the mass number of an isotope?

A: The chemical element consisting of the same number of electrons and protons in an atom but a…

Q: changes in mass (i

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Uranium-235 isotopes absorb neutrons, causing the U-235 to become unstable and split into two…

A: When a nuclei uranium-235 is hit with a slow-moving neutron, the nuclei absorbs it and temporarily…

Q: 38. A helium nucleus has two protons and two neutrons. How many electrons would it take to equal the…

A: The given nucleus is He, number of proton = 2 Number of neutron = 2 Number of electron = 2 The…

Q: circles represent helium atoms; the dark circles represent argon atoms. Select one: a. b. d. It is…

A: Applying concept of partial pressure.

Q: For the Isotope 8538SrA. What is the atomic number?B. What is the mass number?C. What is the number…

A: a) for 8538Sr  Atomic number = 38  as atomic number is always written in lower left of the element…

Q: protons and neutrons in a nuclear change is correct? a-The number of protons in the number of…

A: In balanced nuclear reaction,  Number of protons and mass number in reactant side is equal to number…

Q: Fill out the missing information in the table by using the dropdown boxes provided. Element…

A: Given, Element - Calcium  Symbol - Ca In modern periodic table calcium (Ca) is a s block element.…

Q: Classify each nucleus as stable or unstable.

A: If the given isotopes has been found with zero natural abundance then they are considered to be…

Q: For the Isotope 6731GaA. What is the atomic number?B. What is the mass number?C. What is the number…

A: The general representation of nucleus and the atomic number and mass number of given element is,

Q: Explain how Rutherford expanded on Becquerel and Curie's research. Include in your answer how this…

A: There were many models to propose the structure and composition of an atom by various scientists.…

Q: Calcium-45 has too many neutrons compared to the number of protons. Because of this, it will most…

A:

Q: Use the concept of charges to explain why an alpha particle fired toward the nucleus is deflected…

A: Solution :      Rutherford's performed a gold foil scattering experiment to explain the structure of…

Q: What is a stable isotope of lithium? How many electrons does it have?

A:

Q: stable

A: Hydrogen consists of three isoptopes namely protium, deuterium and tritium. Protium consists of one…

Q: Discuss how radioactive atoms gain stability.

A: Radioactivity is the phenomenon by which a radioactive substance undergoes a decay process by…

Q: Thulium (Tm) is element 69 on the periodic table. A sample contains 8.84×1022 atoms of Tm. Calculate…

A: Given: The atomic number of Thulium (Tm) =69 Number of atoms of Thulium (Tm) = 8.84×1022 atoms Mass…

Q: 1. Strontium-90 emits an alpha particle and the new nucleus formed is:

A: The atoms of all radioactive elements undergo spontaneous disintegration with the emission of α or β…

Q: When an atom form from its constituent particles a. energy is released b. energy is destroyed d.…

A: In the reaction, Atom can either form from its constituent particles or an atom can disintegrate…

Q: Identify for an atom of 55Mn: element name: _____________ Z, atomic number = ____ A, mass number…

A: The nuclear symbol of the isotope given is 55Mn.

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: From greatest to least, rank them by the number of nucleons in the nucleus. Consider the atoms (a)…

A: In chemistry, the term nucleon can be defined as the subatomic particle which is found in the…

Q: Please answer this question correctly. 1. Write the configuration of sulfur after it has achieved…

A:

Q: An alpha particle has a mass number of ____ and a charge of ____.

A:

Q: Fill in the missing mass number and atomic number for each of these particles or types of radiation.…

A: There are different types of nuclear radiations. This a physical process in which the unstable…

Q: The mass of a single atom of iron-56 is 55.93494 amu. Why is this number different from the mass of…

A: Knowledge of an atom's mass is important in chemical calculations, but the mass of a single atom in…

Q: number of protons, neutrons, and electrons

A:

Q: 10. In what year did Albert Einstein prove the existence of atoms Ernest Rutherford do his Gold Foil…

A: it was Albert Einstein who, starting in his epochal year of 1905, published several papers that…

Q: 12. Using complete sentences, describe the structure of an atom of fluorine -19. Explain which…

A: Structure of fluorine =  As we can see in the picture, Sub atomic particles found in the electron…

Q: Our sun produces its energy through nuclear of protons to form helium. A)

A: Given : Energy of sun. To find : process by which sun produce energy. Solution : As we know, in…

Q: In ______, an _ particle (identical to a helium nucleus of two protons and two neutrons) is ejected…

A: A radioactive decay in which alpha particle decays into another nuclei with a mass number reduced by…

Q: How many protons are contained in the isotope

A: Given :- atomic symbol  10Ne22  To determine :- number of protons in the given isotope of neon.…

Q: CHEM&110 Homework Chapter 1 1. In these diagrams, two different types of atoms are represented by…

A: (1) Any Substance that has mass and occupy volume, and can be sensed by our sense organs, is called…

Q: Now add one neutron to make Boron -12. Notice that the atom shakes. Th indicates that the isotope is…

A: Atom is made up of sub-atomic particles. It has electrons, protons, and neutrons, these three…

Q: 1. How do atoms attain stability?

A: Since you are posted with multiple questions. As per the rule, I am answering the first question…

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

A: Answer= 105.31 g

Q: Beta emission from fictitious isotope Go-282 with an atomic number of 164 would produce an isotope…

A: We know that  In beta emission the electrons are ejected energetically this happens because the…

Q: atoms which has the largest mass?

A: Till now periodic table contains 118 elements

Q: If you wanted to change the mass number in the simulation, changing the number of which particle or…

A: Mass Number is considered to be the Atomic Mass of an element.

Q: 5. An atom of 41Ca is hit by an alpha particle that sticks to it. a. What is the atomic number of…

A: Alpha particle : 24He

Q: An 18 O atom contains the same number of protons. neutrons, and electrons.

A: Given atom, 8O18

Q: Please advise

A: The mass of aluminium present in 0.2785 g of alum is to be determined.

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.