What are (i) mass, (ii) charge and (iii) location in the atom of each of the following sub-atomic particles: (a) Electron (b) Neutron (c) Proton

Q: An element with an average atomic mass of 17.673 amu has two naturally occuring isotopes If one…

A: Given:- Average atomic mass = 17.673 amu  Mass & abundance of one isotope = 18.731 amu &…

Q: Which subatomic particle has a negative (-1) charge?

A: There are total 3 sub-atomic particles which are present in any atom.

Q: For two isotopes Unk-45 and Unk-47 with relative abundance’s of 12.3% and 87.7%, respectively, which…

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Q: (a) What isotope is used as the standard in establishing the atomic mass scale? (b) The atomic…

A: a)Atomic mass scale: It is relative scale used to determine the elements mass relative to…

Q: What is isobars and isotopes?

A: Isobars: 1. Isobars are elements with different atomic numbers and the same mass number. 2. Isobars…

Q: Differentiate between different isotopes of an element?

A: A number of atoms of some elements have been identified, which have the same atomic number but…

Q: Define the term Neutron-to-Proton Ratio?

A: To find: The Definition of Neutron-to-proton ratio

Q: What is the symbol of another isotope of strontium with 51 neutrons?

A: Isotopes of an element have same number of protons with different number of neutrons in the nucleus.…

Q: Suppose we redefined the atomic mass scale by arbitrarily assigning to the naturally occurring…

A: The atomic mass of a single atom is simply its total mass of the protons, neutrons, and electrons in…

Q: Describe the general structure of an atom and its isotopes.

A: Atom is the basic unit of matter it consists of a heavy positive mass at its center called the…

Q: What are the atomic number (Z), mass number (A), andsymbols for the iron isotope with 30 neutrons?

A: Given that  Atomic number denotes = Z  Mass number denotes = A  The relation between atomic number Z…

Q: How to calculate the relative atomic mass (6.015122) of 6Li, from the atomic mass of Lithium?

A: In the given question we have to calculate the relative atomic mass of Lithium.  we know that,…

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: Assume that Element Q has the following three isotopes: 248 Q, 252 Q, and 259 Q. If the atomic mass…

A: Average atomic weight is the sum of the masses of the individual isotopes each multiplied by its…

Q: What is the number of neutrons in I-131?

A: Given, Element : I-131 Number of neutrons = ? Note: In the modern periodic table, iodine (I) belongs…

Q: What is the mass number of a phosphorous (P) atom with 17 neutrons?

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Q: What is the mass number (A) of a calcium isotope that has 19 neutrons?

A: Answer :-  The mass number (A) of a Calcium isotope that has 19 neutrons = 39…

Q: Roughly speaking, the radius of an atom is about 10,000times greater than that of its nucleus. If an…

A: The radius of the atom in miles has to be given,

Q: Distinguish between atoms and molecules and among protons, neutrons, and electrons.

A: Atoms Molecules Atom is the smallest and fundamental unit of matter Molecules are made up of two…

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: What is identity of an ion having 32 protons, 30 electrons and 40 neutrons?

A: Given : number of protons = 32 number of electrons = 30  and number of neutrons = 40

Q: Prior to 1961, the atomic mass standard was defined as 1/16 ofthe mass of ¹⁶O. Based on that…

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Q: If a certain atom is composed of 5 neutrons, 5 electron and 5 protons. The net charge is said to be

A: Atoms are composed with nucleons (protons and neutrons) and electron.   Charge of a…

Q: What is the mass number (A) of an iron atom that has 31 neutrons?

A: Mass number is equal to the sum of the number of protons and the number of neutrons.

Q: If the reference for atomic masses of the elements were changed to 12C = 10.00 the relative atomic…

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Q: There are two naturally occurring isotopes of B- boron. One has an atomic mass of 10.013 amu and a…

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Q: Write a complete nuclear symbol for a species that has 46 protons, 61 neutrons and 43 electrons:

A:

Q: An element has two naturally occurring isotopes. One has an abundance of 37.4% and an isotopic mass…

A: Two naturally occurring isotopes.i. Abundance of 37.4% and an isotopic mass of 184.953 amuii.…

Q: What are the factors that affect the average atomic mass of a mixture of isotopes?

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Q: A positively charged particle in the nucleus of an atom is    A. an electron    B. a neutron…

A: A positively charged particle in the nucleus of an atom is given below

Q: If a sample of gallium contains 1.56×104 atoms of gallium-69 and 1.02×104 atoms of gallium-71, what…

A: Given,1.56×104 atoms of gallium 69.1.02×104 atoms of gallium 71.

Q: What is the symbol for the isotope of 55Fe that possesses 31 neutrons? Express your answer as a…

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

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Q: What is the symbol for the isotope of 55 Fe that possesses 31 neutrons?

A: In isotope 55Fe there are 26 protons because the atomic number of Fe is 26, and the number of…

Q: Which of the following statements is false? a. The proton and neutron are primarily responsible for…

A: we have to select the false statement

Q: How many protons and neutrons are present in 118Sn4+?

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Q: Deducing Relative Abundance by Semi-Quantitative Reasoning- Without Doing Math How would I go about…

A: More number of neutrons are required for higher atomic number elements to avoid repulsion.

Q: b. Rutherford created the cathode-ray tube and was the lith Which of the following is(are) correct?…

A: The correct statement (s) are to be determined. (a) Ca2+2040 ion : The atomic number=20 The number…

Q: The element lead (Pb) consists of four naturally occurringisotopes with atomic masses 203.97302,…

A: From the given data, the atomic weight of lead can be calculated as -

Q: How many electrons, protons, and neutrons does an element given as 50X24 have?

A: We are given an element: 50X24

Q: These isotopes 2. Sulfur exists in nature as three isotopes. If the atomic have isotopic masses…

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Q: The element copper has two naturally occurring isotopes with masses of 62.9400 amu and 64.9300 amu.…

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Q: What element has a mass number of 9 and has five neutrons in its nucleus?

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Q: Determine the number of protons and the number of neutrons in isotope. 226Ra88

A: 226Ra88 is the isotope of Radon. Now, how to determine number of protons and number of neutrons.…

Q: Identify the element represented by each nucleus A through E as a metal, a nonmetal, or a metalloid.…

A: Given : symbol of proton and neutron

Q: What would be the approximate mass of a particle that has 48 electrons, 46 neutrons and 52 protons?

A: No of electrons = 48 No of neutrons = 46 No of protons = 52

Q: which of the following choices represents a pair of isotopes?

A: Which of the following choices represents a pair of isotopes?

Q: Since different isotopes of the same element have the same chemical behavior, how can they be…

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Q: what are isotopes

A: The different variants of a particular element, that are differed by the number of neutrons. In…

Q: How many protons are there in the nucleus of Cu-64?

A: Atomic number (Z) is defined as number of protons present in an atom.  In a neutral atom number of…