Question 10 If the average atomic mass of rubidium (Rb) in the meteorite is 85-377 amu, determine the percent abundance of each Isotope in the meteorite. Report these values to the hundredths place. Abundance of Rb= Abundance of Rb 316 85Rb mass=84.9118 amu % 07Rb mass 86.0002 amu

Q: 2. For the  14N  Isotope identify the number of Protons,  Neutrons,  Electrons

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Q: 2) Write isotopic symbols in the following form for each isotope. You must show calculations for A.…

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Q: The element copper has two naturally occurring isotopes.One of these has a mass of 62.93 amu and a…

A: Isotope The species with same atomic number but different mass number is known as isotopes. Average…

Q: what is a diatomic element and how do you determine its mass and atomic number?

A: In this question, we have to explain what is a diatomic element and how do you determine its mass…

Q: Give detailed Solution with explanation needed. Don't give Handwritten answer. Don't use Ai for…

A: The number of protons are equal to the atomic number and electrons are equal to protons for a…

Q: Identify the missing information for each neutral isotope. A SeSe atom has a mass number of 79.…

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Q: What composes the nucleus of an atom?

A: There are three basic particles present in an atom.  These are : electron (represented by e), proton…

Q: Describe the atom and its components.

A: atoms are the smallest things in the universe and could not be divided. We know that atoms are made…

Q: Which isotope has the same number of electrons and neutrons as the anion 19F-?

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Q: Some isotopes of iodine are radioactive, but others are not. When we speak of two isotopes of an…

A: Isotopes are different forms of a chemical element which have the same atomic number (number of…

Q: es to access important values if needed for this question. A certain element consists of two stable…

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Q: How many neutrons are in the nucleus of the atom  115 In? 49

A: Ernest Rutherford found the atomic nucleus, a thin, dense area of protons and neutrons at the core…

Q: Out of the atomic number, atomic mass number, atomic weight, isotopes which one of these are unique…

A: Atomic number = It is equal to the number of protons present in the nucleus of an atom.Atomic weight…

Q: 17. Place the labels chemical symbols, atomic number, and mass number in the shorthand notation…

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: Try to complete the missing information for these three isotopes using only the data provided.

A: an atom consist of subatomic particle electron ,proton and neutron electron are negatively charged…

Q: Question 18 Which one of the following has more neutrons than protons? Oxygen-15 O Calcium-38…

A: In an atomNo. of neutrons + No. of protons= Mass number = AAnd no. protons = Atomic number = Z

Q: Use the following table of data to calculate the average atomic mass of an unknown element, X:…

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Q: Many hospitals use radioisotopes for diagnosis and treatment or in palliative care. Three…

A: we have to write the isotope symbols for the given isotopes

Q: Part C In the PhET simulation, make sure that the checkbox Stable/Unstable in the bottom right is…

A: We have find out the answer.

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: What subatomic particle is the primary concern of chemistry?

A: Bohr model gives information about three basic subatomic particles.

Q: Chlorine is found in period 3 and has an atomic number of 17. Which of the following isotopes of…

A: Answer:Atoms that have the same atomic number but different mass numbers are called isotopes of each…

Q: Write a isotope symbol for An atom with 66 neutrons and a mass number of 116

A: Isotopes are the species that differ to each other in number of neutrons they possess, but have same…

Q: Identify which subatomic particles match each of these descriptions. One of the descriptions…

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Q: How are isotopes depicted in an atomic symbol?

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Q: Which subatomic particle has a greater mass: a proton or an electron?

A: The protons in an atom reside in the nucleus of the atom. They have a +1 charge.The electrons are…

Q: how many isotopes of bromine exist ?

A: Isotopes:The variants of a chemical element, which have same number of protons and differs in number…

Q: Calculate the atomic number and atomic mass number for atoms with a- 4 electrons and 2 neutrons b-…

A: no of electron is equal to the number of the proton in a neutral atom.  The atomic number is the no…

Q: List the three main subatomic particles?

A: Stable particles which Play important role formation of atoms of matters called as main subatomic…

Q: Identify the missing information for each neutral isotope. A SeSe atom has a mass number of 7979.…

A: nucleons is consists of protons and neutrons which defines mass number .

Q: A complete atom is electrically neutral because the number of Group of answer choices A) protons and…

A: Atom: The term atom is a chemical constituent that makes the basic building block of any chemical…

Q: Write the standard atomic notation for an atom with 20 neutrons, 26 electrons, and 26 protons. Note…

A: This solved by atomic number and atomic weight determination.

Q: An atom with 2 electrons, 2 protons and 4 neutrons has an atomic number of ...

A: Given -> Number of electrons = 2 Number of proton = 2 Number of neutron= 4

Q: An hypothetical element has the following distribution of natural occurring isotopes:      60.795%…

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Q: Which elements do not have naturally occurring isotopes? (hint: more than one possible choice) Br Si…

A: Atoms that have the same atomic number (number of protons), but different mass numbers (number of…

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.