Answer
$0.592\ g$
Work Step by Step
The number of moles of ions: $0.100\ m\times 0.125\ kg=0.0125\ mol$
The number of moles of Na2SO4: $0.0125\ mol\div 3=0.0042\ mol$
Mass of Na2SO4: $0.0042\ mol\times 142.04\ g/mol=0.592\ g$
Chemistry and Chemical Reactivity (9th Edition)
by Kotz, John C.; Treichel, Paul M.; Townsend, John R.; Treichel, David A.
Published by
Cengage Learning
ISBN 10:
1133949649
ISBN 13:
978-1-13394-964-0
Chapter 13 Solutions and Their Behavior - Study Questions - Page 505c: 61
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