isaiahmichel489 isaiahmichel489
  • 13-10-2017
  • Biology
contestada

If someone tells you they have a sample of niobium-90, can you tell how many neutrons are in the nucleus

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ejelonubenedict
ejelonubenedict ejelonubenedict
  • 13-10-2017
atomic number of nibium= 41
so neutron numbers= 90-41 = 49
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