Softball18tabatha
Softball18tabatha Softball18tabatha
  • 22-02-2021
  • Chemistry
contestada

Please please help me!!!! I WILL GIVE BRAINLIEST

Please please help me I WILL GIVE BRAINLIEST class=

Respuesta :

Rasco
Rasco Rasco
  • 27-02-2021

Answer:

20.0 sec

you can use ln (2)=k* t1/2 then ln N2/N1=-k(t2-t1)

or just divide 100 by 2 then 50 by 2 then 25 by 2 then 12.5 by 2 and that is 4 half lifes at 5 secs each

Explanation:

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