alo9779 alo9779
  • 30-10-2020
  • Chemistry
contestada

1. How many protons does 9-Zr have? How many neutrons does 92Zr have?

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moestimemarvens
moestimemarvens moestimemarvens
  • 31-10-2020

Answer:question1 forty40

the second is  fifty one 51

Explanation:

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