Chemistry: Molecular Approach (4th Edition)

Published by Pearson
ISBN 10: 0134112830
ISBN 13: 978-0-13411-283-1

Chapter 2 - Exercises: 54

Answer

a. 19 protons, 21 neutrons; b. 88 protons, 138 neutrons; c. 43 protons, 56 neutrons; d. 15 protons, 18 neutrons

Work Step by Step

a. A = 40; Z = 19 b. A = 226; Z = 88 c. A = 99; Z = 43 d. A = 33; Z = 15
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