# Chapter 8 Bonding and Molecular Structure - 8-9 Bond Properties: Order, Length, and Energy - Case Study - Questions - Page 331: 8

See the answer below.

#### Work Step by Step

Number of moles of ibuprofen: $0.200\ g\div 206.29\ g/mol=9.70\times10^{-4}\ mol$ 1:1 stoichiometry with NaOH $9.70\times10^{-4}\ mol\div 0.0259\ M=0.037\ L=37.4\ mL$

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