tjsKsemarahc tjsKsemarahc
  • 03-03-2017
  • Chemistry
contestada

How many neutrons are in an atom of oxygen-18??

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norxn norxn
  • 03-03-2017
the 8 is the atomic number and is equal to the number of protons

the 18 is the atomic mass number (#protons  +  #neutrons)


so for the number of neutrons = 18-8=10
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