Figure 6 shows a graph of the variation of the number of atoms of a certain radioctive material with time.

      

Figure 6 shows a graph of the variation of the number of atoms of a certain radioctive material with time.
physics6620171010.jpg
Determine the half-life of the material.

  

Answers


John
From the graph, half the = $\frac{78}{2}$ = 36 atom time which corresponds to 26 (+or_1) minutes
johnmulu answered the question on June 6, 2017 at 07:13


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