Answer
Please see the work below.
Work Step by Step
The required chemical equation is
$H_3PO_3+H_2SO_4 \rightarrow H_3PO_4+SO_2+H_2O$
General Chemistry 10th Edition
by Ebbing, Darrell; Gammon, Steven D.
Published by
Cengage Learning
ISBN 10:
1-28505-137-8
ISBN 13:
978-1-28505-137-6
Chapter 21 - Chemistry of the Main-Group Elements - Questions and Problems - Page 932: 21.143
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