The titration of a weak acid, HA ( K a = 1.0×10 - 4) , with NaOH requires 40.0 mL to reach the equivalence point. The pH after 20 mL is
A) Strongly alkaline, approximately 12
B) Moderately alkaline, approximately 10
C) Slightly alkaline, approximately 8
D) Neutral, approximately 7
E) Moderately acidic, approximately 4
Correct Answer:
Verified
Q56: What is the pH of an aqueous
Q57: Exhibit 16-1 Consider the equilibrium reaction below
Q58: What is the pH of an aqueous
Q59: Consider the following equilibrium reaction:
NH₃+ H₂ O
Q60: Calculate the number of moles of sodium
Q62: Which of the following titration curves listed
Q63: The pH at the equivalence point in
Q64: Exhibit 16-3 Consider the Titration curve below
Q65: Which of the following titrations would produce
Q66: Consider titrating a triprotic acid with standard
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents