Page 51 - More Higher algebra
P. 51

CQ(A)qHz0.06856

                                      Q(B)



        r

        The initial amount A? 22=

        Time B? 15=







                               13
        The  amount  of  N  left  after  15  minutes  is  7.866
        grams. Here is a graph showing the radioactive decay,



























        You can see the location of the half-life marker.


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