ahmad2kgod
ahmad2kgod ahmad2kgod
  • 20-06-2019
  • Chemistry
contestada

A single atom of an element has 21 neutrons, 20 electrons, and 20 protons. Which element is it?
OK
O Z

Respuesta :

charlesjones88
charlesjones88 charlesjones88
  • 20-06-2019

Answer:

ca

Explanation:

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