Answer
136 amu
Work Step by Step
Phosphorus trichloride has a molecular formula equal to $PCl_3$.
Its molecular mass can be determined as follows:
MM ($PCl_3$) = $(1\times31)+(3\times35)=136amu$
Chemistry: The Central Science (13th Edition)
by Brown, Theodore E.; LeMay, H. Eugene; Bursten, Bruce E.; Murphy, Catherine; Woodward, Patrick; Stoltzfus, Matthew E.
Published by
Prentice Hall
ISBN 10:
0321910419
ISBN 13:
978-0-32191-041-7
Chapter 3 - Chemical Reactions and Reaction Stoichiometry - Exercises - Page 114: 3.23g
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