Assume you dissolve 0.235 g of the weak acid benzoic acid, C6H5CO₂H, in enough water to make 5.00 x 10² mL of solution and then titrate the solution with 0.168 M NaOH. C6H5CO₂H(aq) + OH(aq) → C₂H₂CO₂ (aq) + H₂O(l) What are the concentrations of the following ions at the equivalence point? 0.0033722 1.39e-8 Na+, H3O+, OH- C6H5CO₂ X M Na+ X MH₂0+ 7.21e-7 X MOH™ 0.0033722 XM C6H5CO₂ What is the pH of the solution? 7.86

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Assume you dissolve 0.235 g of the weak acid benzoic acid, C6H5CO₂H, in enough water to make 5.00 x 10² mL of solution
and then titrate the solution with 0.168 M NaOH.
C6H5CO₂H(aq) + OH(aq) → C₂H₂CO₂ (aq) + H₂O(l)
What are the concentrations of the following ions at the equivalence point?
0.0033722
1.39e-8
Na+, H3O+, OH-
C6H5CO₂
X M Na+
X MH₂0+
7.21e-7
X MOH™
0.0033722
XM C6H5CO₂
What is the pH of the solution?
7.86
Transcribed Image Text:Assume you dissolve 0.235 g of the weak acid benzoic acid, C6H5CO₂H, in enough water to make 5.00 x 10² mL of solution and then titrate the solution with 0.168 M NaOH. C6H5CO₂H(aq) + OH(aq) → C₂H₂CO₂ (aq) + H₂O(l) What are the concentrations of the following ions at the equivalence point? 0.0033722 1.39e-8 Na+, H3O+, OH- C6H5CO₂ X M Na+ X MH₂0+ 7.21e-7 X MOH™ 0.0033722 XM C6H5CO₂ What is the pH of the solution? 7.86
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