Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 2 Atoms, Molecules, and Ions - Study Questions: 62

Answer

a) $835\ g $ b) $62.4\ g $ c) $12\ g $ d) $0.886\ g $

Work Step by Step

Atomic weights: $Au: 196.97u,\ He: 4.0026u,\ Pt: 195.08u,\ Pu: 244u$ a) $4.24\ mol \times 196.97\ g/mol = 835\ g $ b) $15.6\ mol \times 4.0026\ g/mol = 62.4\ g $ c) $0.063\ mol \times 195.08\ g/mol = 12\ g $ d) $3.63\times10^{-4}\ mol \times 244\ g/mol = 0.886\ g $
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