Q the number of protons in the nucleus of an atom is 8, while the number of neutrons in the nucleus is 10. What are the atomic number and the mass number of this isotope?

Q: Which subatomic particle was discovered by researchers working with cathode-ray tubes?

A: Cathode ray tube experiment Cathode ray tubes are sealed glass tubes are sealed glass tubes that are…

Q: Some chlorine atoms have an atomic mass of 37, while others have an atomic mass of 35. What is the…

A: The mass number of an atom is the sum of proton and neutrons present in that atom.  Mass number =…

Q: What is the charge for an atom that has 28 protons, 28 electrons, and 30 neutrons?

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Q: 1. A sample of magnesium has the following isotopic abundances: Isotopic mass (amu) 23.99 24.99…

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Q: a An isotope of element A contains the same number of neutrons as are found in an atom of $V. The…

A: Given,  An isotope of element A contains the same number of neutrons as are found in an atom of 51V…

Q: 2.105 For the noble gases (the Group 8A elements) ¿He, 10Ne, 18 Ar, Kr, and Xe, (a) determine the…

A: The atomic number defined as the number of electrons or number of protons present in a neutral atom.…

Q: What is the mass number of an isotope with an atomic number of 56 and that has 75 neutrons?

A: Mass number is the atomic mass of an atom. It is the sum of no of protons and no of neutrons present…

Q: What are the atomic number (Z), mass number (A), and symbol of the chlorine isotope with 18…

A: Isotopes are elements with same number of protons but having different number of neutrons. Isotopes…

Q: A carbon atom has a mass number of 12 and an atomic number of 6. How many neutrons does it have?

A: The atomic no. of the atom can be described as the total no. of protons that are present in the…

Q: What is the mass number of an isotope with an atomic number of 61 and that has 68 neutrons?

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Q: atomic

A: Isotope is iodine and it's symbols is " I "  1)  53I127  2) 53I125  3) 53I120

Q: What is the atomic number for an element whose mass number is 115, which contains 65 neutrons per…

A: Welcome to bartleby ! We have to tell atomic number

Q: magnesium has three isotopes having mass numbers 24,25 and 26 a)write the complete chemical symbol…

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

Q: How many neutrons are there in an atom of lead whose mass number is 208?

A: Given: mass number is 208 To find: number of neutrons

Q: 20. I How many protons, neutrons and electrons are there in a neutral atom of the isotope…

A: • In chemistry element represent the following                                  way:-…

Q: What is the mass number of an atom that contains a. 42 protons, 42 electrons, and 53 neutrons? b. 24…

A: a. 42 protons, 42 electrons, and 53 neutrons? b. 24 protons, 24 electrons, and 28 neutrons? To find…

Q: What is the atomic number for an element whose mass number is 196, which contains 116 neutrons per…

A: Given : mass number of element =196.                   Number of neutrons =116 To find : Atomic…

Q: A. What is the mass number of an atom of Iron ( atomic number 26) with 32 neutrons?  B. Is this…

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Q: What is the atomic number of an element whose mass number is 78, which contain 50 neutrons per atom?

A: The atomic number of an element represents the total number of protons present in the nucleus of the…

Q: 1. What is the mass number of a potassium (K) atom that has 20 neutrons?

A: Atomic number (Z) = Number of protons Mass number = number of protons + number of neutrons

Q: Two radioactive isotopes of iodine used for the diagnosis and treatment of thyroid disease have mass…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Write the atomic symbol for the isotope with mass number 84.

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Q: Isotope symbot: (For the isotope symbol, type in without superscripts. For example, 184w would be…

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Q: If a neutral atom of an element has 19 electrons and 14 neutrons, its atomic mass is??

A: Given  Number of electron = 19 Number of neutron = 14  atomic mass = ?

Q: What is the atomic number for an element whose mass number is 138, which contains 80 neutrons per…

A: Given : Mass number = 138  And number of neutrons in 1 atom = 80

Q: How are isotopes depicted in an atomic symbol?

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Q: What is the charge of an element that contains 38 protons, 36 electrons, and 38 neutrons?

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

Q: Magnesium has three isotopes with mass numbers 24, 25, and 26. (a) Write the complete chemical…

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

Q: How many electrons does it take to equal the mass of a proton?

A: An atom is made up of three subatomic particles. These are known as protons and neutrons that are…

Q: How are protons and neutrons similar? How are they different?

A: Similarities: Protons and neutrons have almost the same mass and are both located in the nucleus of…

Q: a. How many protons are in the nucleus of the isotopeRn-220?b. How many neutrons are in the nucleus…

A: a) The number of protons in the nucleus of Rn-220 has to be given, The number of protons is equal to…

Q: An ion of platinum has a mass number of 195 and contains 74 electrons. How many protons and neutrons…

A: Given data: The mass number of platinum ion=195 Number of electrons present in platinum ion=74 To…

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 nucleus of an atom contains 56 neutrons.  The atom contains 43 electrons.  What element is it…

A: Given, Number of neutrons = 56 Number of electrons = 43 To calculate the mass number and to find…

Q: 3. In discussing individual atoms öf å spe isotopes have in common, which subatomic particle…

A: 3. Isotopes have same atomic numbers but different mass numbers.  Atomic number  is determined by…

Q: 4. A. B. C. D. Nitrogen atoms have 7 protons. How many electrons are in an ion with a charge of…

A: Given that, nitrogen atoms have 7 protons. We have to answer the given questions. Introduction: The…

Q: Given these two atoms, are they isotopes of the same element? Select one: a. No, since they don't…

A: The atoms with the same number of protons but the different number of neutrons or mass numbers are…

Q: An isotope has a mass number of 13 and an atomic number of 6. How many neutrons does this isotope…

A: Number of neutrons =  Mass number - Atomic Number

Q: A certain ion X3+ contains 21 electrons and 29 neutrons Identify an ion? what is the mass number…

A: Ions are formed, when an atom gains or loses its electrons, so the ions do not have the equal number…

Q: What is mass number of a Ne atom that has 14 neutrons?

A: Symbol of an element as listed in periodic table has two numerals written with it. The one on…

Q: .What is the total number of protons, neutrons, and electrons in a cadmium, Cd, atom that has a mass…

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Q: neutrons

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Q: What are the atomic number, mass number, and symbol for the carbon isotope with seven neutrons?

A: Given: Carbon isotope with seven neutrons

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

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Q: 32. An atom contains 27 neutrons and 23 electrons. What element is this atom?

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Q: Q:) the number of protons in the nucleus of an atom is 8, while the number of neutrons in the…

A: An atom consist of 3 fundamental particles electron, proton and neutron. In a neutral atom 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.