Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 2 - Sections 2.1-2.9 - Exercises - Problems by Topic: 54d

Answer

15 protons, 18 neutrons

Work Step by Step

Atomic number of the isotope $^{33}_{15}P$ = 15 = $Z$ Mass number of $^{33}_{15}P$ = 33 = $A$ So, number of protons = Atomic number = 15 Number of neutrons = $A - Z = 33-15$ = 18
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