Introductory Chemistry (5th Edition)

Published by Pearson
ISBN 10: 032191029X
ISBN 13: 978-0-32191-029-5

Chapter 17 - Radioactivity and Nuclear Chemistry - Exercises - Problems - Page 638: 76

Answer

After 1 day 17 g remain After 2 days 4.25 g remain. After 3 days 1.062 g of the sample remains. After 4 days 0.266 g of the sample remains.

Work Step by Step

Given sample mass = 68 g. Half life of sample = 0.5 days. So, After 1 day 17 g remain After 2 days 4.25 g remain. After 3 days 1.062 g of the sample remains. After 4 days 0.266 g of the sample remains.
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