Assume you dissolve 0.235 g of the weak acid benzoic acid, CH₂COH, in enough water to make 5.00 x 10 mL of solution and then titrate the solution with 0.163 M NaOH. CH,COjH(2) + OH (aa) - CH,COj (0) + Hyo What are the concentrations of the following ions at the equivalence point? 42 42 Na", H₂O, OH C₂H₂CO₂ Xx M Na X MHO 42 X MOH 42 X MCH.CO What is the pH of the solution? 42

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Assume you dissolve 0.235 g of the weak acid benzoic acid, CH,CO₂H, in enough water to make 5.00 x 10 mL of solution and then titrate the solution with 0.163 M NaOH.
CH₂CO₂H(aq) + OH(aq) → C₂H5CO₂ (aq) + H₂O(l)
What are the concentrations of the following ions at the equivalence point?
4.2
4.2
Na*, H₂O*, OH
CH,CO
X M Na
XMH₂0¹
X MOH
42
42
2ẠCH CO
What is the pH of the solution?
4.2
Transcribed Image Text:Assume you dissolve 0.235 g of the weak acid benzoic acid, CH,CO₂H, in enough water to make 5.00 x 10 mL of solution and then titrate the solution with 0.163 M NaOH. CH₂CO₂H(aq) + OH(aq) → C₂H5CO₂ (aq) + H₂O(l) What are the concentrations of the following ions at the equivalence point? 4.2 4.2 Na*, H₂O*, OH CH,CO X M Na XMH₂0¹ X MOH 42 42 2ẠCH CO What is the pH of the solution? 4.2
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