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BlakeThe element is gold (Au). The atomic number (79) tells us the number of protons in the nucleus, which is equal to the number of electrons in a neutral atom. The Atomic Mass (179) is the sum of the protons and neutrons in the nucleus.
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What are the atomic number and atomic mass of the isotope Br 79?
The atomic number of Br 79 is 35, as it is the number of protons in the nucleus. The atomic mass of Br 79 is approximately 79, as it is the sum of protons and neutrons in the nucleus.
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 many protons electrons and neutrons are in an atom with an atomic number of seventy nine and an atomic mass of one hundred ninety seven?
59 = # of protons and # of electons 59 protons make up 59 of the mass number (electons have an insignificant mass), so the rest of the mass must be from neutrons: 96 - 59 = 37 neutrons
What is golds Au mass number?
Gold's mass number is 197. This indicates the total number of protons and neutrons in the nucleus of a gold atom.
Whose atomic number is 79?
gold is a metal element. atomic number of it is 79.
