Answer
$R = 145 \space Bq$
Work Step by Step
$1 \space Bq = 1 \space disintegration / second $
In 1 minute,
$R =\frac{ 8700}{ 60 s/min} $
$R = 145 /s $ which is equivalent to $145 \space Bq$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 42 - Nuclear Physics - Problems - Page 1306: 66a
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