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What are the atomic number and atomic mass of the isotope Br 79?
Wiki User
∙ 14y ago
The atomic number of any bromine atom is 35, and the Atomic Mass number is the number stated after the element name in the question, in this instance 79.
Wiki User
∙ 14y ago
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What is the atomic number and atomic mass for gold?
The atomic number of gold (Au) is 79.The atomic weight of gold is 196.9665 grams per mole.Gold has 79 protons, 118 neutrons and 79 electrons.See the Web Links and the Related Questions to the left of this answer for a periodic table and more information about this element.Gold is a very rare element. Atomic number of it is 79.Gold is a d block element. atomic number of gold is 79.
How much is 1 molecule of uranium atoms?
Each isotope of an element has a different number of neutrons. Number of neutrons = Atomic mass of an isotope - atomic number of the element For uranium the atomic number is 92; for the isotopes see the list of isotopes with their atomic mass.
An isotope of xenon has an atomic number of 54 and contains 77 neutrons. What is the mass number of the xenon isotope?
The atomic number of an element is the number of protons in its nucleus. Always. The mass number of an atom is the number of protons plus the number of neutrons in it. And that means an isotope of element 54 (xenon) that has 77 neutrons in its nucleus has a mass number of 54 + 77 or 131, and you'll have an atom of 131Xe. A link can be found below.
If the atomic number is 79 and atomic mass is 179.?
Z is atomic number A is atomic mass N is number of neutrons Z=A-N 79 = 179 - N 179-79=100 so number of neutrons is equal to 100 This is one thing you can get from that given.
How many neutrons does barium have?
Each isotope of an element has a different number of neutrons.Number of neutrons = Atomic mass of the isotope - Atomic number of the elementThe atomic number of barium is 56.For a list of barium isotopes see the link below.The answer it wants is 81.
How many protons and neutrons does gold 198 contain?
The radioactive isotope 198Au has the mass number 198.
178 Au 79 is a of gold?
Assuming there is a blank between "a" and "of," 178Au is an unstable isotope of gold. The 79 is its atomic number (number of protons), and 178 is the atomic mass (number of protons + numbers of neutrons).
What is the atomic number and atomic mass for gold?
The atomic number of gold (Au) is 79.The atomic weight of gold is 196.9665 grams per mole.Gold has 79 protons, 118 neutrons and 79 electrons.See the Web Links and the Related Questions to the left of this answer for a periodic table and more information about this element.Gold is a very rare element. Atomic number of it is 79.Gold is a d block element. atomic number of gold is 79.
How much is 1 molecule of uranium atoms?
Each isotope of an element has a different number of neutrons. Number of neutrons = Atomic mass of an isotope - atomic number of the element For uranium the atomic number is 92; for the isotopes see the list of isotopes with their atomic mass.
What is gold mass number?
The only stable, and only naturally-occurring isotope of gold has mass number of 197. This is the number of protons and neutrons in each nucleus. Gold's atomic number is 79. This is the number of protons found in each gold atom. This determines its place in the periodic table, and its chemical properties: it is the defining property of gold. A nucleus with a different number of neutrons and the same 79 protons would be a different isotope with a different mass number; a nucleus with a different number of protons would not be gold, but some other element.
Is golds atomic number 79?
mass number is simply the addition of the proton number and neutron number. we also know that proton number of the element is similar to atomic number. we also know that 79 + (197-79) is the no. of neutron no. of the gold. hence when atomic no. of the gold is 79 its atomic mass or mass number is 197.
An isotope of xenon has an atomic number of 54 and contains 77 neutrons. What is the mass number of the xenon isotope?
The atomic number of an element is the number of protons in its nucleus. Always. The mass number of an atom is the number of protons plus the number of neutrons in it. And that means an isotope of element 54 (xenon) that has 77 neutrons in its nucleus has a mass number of 54 + 77 or 131, and you'll have an atom of 131Xe. A link can be found below.
What are the atomic number and mass number of bromine?
The mass number is the som of protons and neutrons in the atomic nucleus of a chemical element. Each isotope has a different mass number. For natural isotopes of bromine the mass numbers are 79 and 81.
If the atomic number is 79 and atomic mass is 179.?
Z is atomic number A is atomic mass N is number of neutrons Z=A-N 79 = 179 - N 179-79=100 so number of neutrons is equal to 100 This is one thing you can get from that given.
What terms of subatomic particles did gold have?
Gold has 79 electrons and protons; the number of neutrons is specific for each isotope. Number of neutrons in a gold isotope = Mass number - 79
How many neutrons does barium have?
Each isotope of an element has a different number of neutrons.Number of neutrons = Atomic mass of the isotope - Atomic number of the elementThe atomic number of barium is 56.For a list of barium isotopes see the link below.The answer it wants is 81.
What is golds Au mass number?
Gold is a metal element. Atomic mass of it is 197.
