1.00g of acetylsalicylic acid is mixed with 120 mL of water. Then, 25.00 mL of the solution is transferred to 3 flasks each.  Assuming the pH is 3.00, calculate the initial concentration of , the Ka and pKa.

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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1.00g of acetylsalicylic acid is mixed with 120 mL of water. Then, 25.00 mL of the solution is transferred to 3 flasks each. 

Assuming the pH is 3.00, calculate the initial concentration of , the Ka and pKa.

 

NaOH Concentration: 0.01107 M
Initial NaOH level in burette (mL)
Final NaOH level in burette (mL)
The volume of NaOH used to reach the
endpoint (mL)
Trial 1
0
14.67
14.67
Trial 2
14.67
29.00
14.33
Trial 3
29.00
43.28
14.28
Transcribed Image Text:NaOH Concentration: 0.01107 M Initial NaOH level in burette (mL) Final NaOH level in burette (mL) The volume of NaOH used to reach the endpoint (mL) Trial 1 0 14.67 14.67 Trial 2 14.67 29.00 14.33 Trial 3 29.00 43.28 14.28
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