isabellesolisss9020 isabellesolisss9020
  • 25-10-2021
  • SAT
contestada

the half life of radium-226 is 1600 years. after how many half-lives would 25% of the radium-226 remain?

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ashlynnefranken2009
ashlynnefranken2009 ashlynnefranken2009
  • 26-10-2021

Answer:

400

Explanation:

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