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 - Page 82: 84a

Answer

Mass of sample = $0.28005 g$

Work Step by Step

Molar mass of Sb = $121.76 g/mol$ Amount of sample = $2.3\times 10^{-3} mol $ Hence, mass of sample = molar mass $\times$ amount in mol = $$121.76 g/mol\times 2.3\times 10^{-3} mol = 280.05 \times 10^{-3} g = 0.28005 g$$
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