Answer
1 Million atoms left
Work Step by Step
A half life is just half the amount and if there is 5 half lives, that means you have to divide 32 million by 2, 5 different times.
Chemistry (12th Edition)
by Wilbraham
Published by
Prentice Hall
ISBN 10:
0132525763
ISBN 13:
978-0-13252-576-3
Chapter 25 - Nuclear Chemistry - 25 Assessment - Page 901: 65
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