A beaker with 125 mL of an acetic acid buffer with a pH of 5.000
is...
90.2K
Verified Solution
Link Copied!
Question
Chemistry
A beaker with 125 mL of an acetic acid buffer with a pH of 5.000is sitting on a benchtop. The total molarity of acid and conjugatebase in this buffer is 0.100 M. A student adds 7.00 mL ofa 0.360 M HCl solution to the beaker. How much will the pHchange? The pKa of acetic acid is 4.740.
Answer & Explanation
Solved by verified expert
4.0 Ratings (708 Votes)
Answer There are given volume of buffer 125 mL pH 500 CH3COOH CH3COO 0100 M Volume of HCl 70 mL HCl 0360 M First we need to calculate the CH3COOH and CH3COO We know Henderson Hasselbalch equation pH pKa log CH3COO CH3COOH so 500 474
See Answer
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Zin AI - Your personal assistant for all your inquiries!
