Chemistry: The Central Science (13th Edition)

by Brown, Theodore E.; LeMay, H. Eugene; Bursten, Bruce E.; Murphy, Catherine; Woodward, Patrick; Stoltzfus, Matthew E.

Published by Prentice Hall

ISBN 10: 0321910419

ISBN 13: 978-0-32191-041-7

Chapter 3 - Chemical Reactions and Reaction Stoichiometry - Exercises - Page 114: 3.26d

Answer

The percent mass of Platin in Cisplatin is about 65%.

Work Step by Step

Molar mass of PtCl2(NH3)2 Pt: 195 x 1 = 195 Cl: 35,5 x 2 = 71 N: 14x2 = 28 H: 1 x 6 = 6 195 + 71 + 28 + 6 = 300g per Mol Percentage of Pt in Cisplatin: $\frac{195}{300}$ x 100% = 65%

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