Question

an atom has the same number of electrons protons neutrons if the mass is the at the atomic number of the element.(double/triple)​

Answer 1

Answer:

Uranium has the atomic number 92; its atoms contain 92 protons and 92 electrons. Each atom also has a mass number, denoted by the symbol A. The mass number of an atom is equal to the number of protons plus the number of neutrons that it contains.

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