Answer
Please see the work below.
Work Step by Step
We know that
a. $2.41\space troy \space oz\space Au\times \frac{31.103g\space Au}{1troy\space oz\space Au}=75.0g\space Au$
b. $1 oz\times \frac{1lb}{16oz}\times \frac{453.6g}{1lb}=28.35g$
Chemistry 12th Edition
by Chang, Raymond; Goldsby, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0078021510
ISBN 13:
978-0-07802-151-0
Chapter 1 - Chemistry: The Study of Change - Questions & Problems - Page 33: 1.75
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