Selfiequeen1613 Selfiequeen1613
  • 12-03-2024
  • Chemistry
contestada

Sodium-24 is used for monitoring blood circulation. Of 2.26 g initially present, how much remains after 12 hours if the half-life is 15 hours?
a) 0.565 g
b) 0.753 g
c) 1.130 g
d) 1.507 g

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