menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
The amino acid with a side-chain pK_a just below neutrality and which plays an important role as a proton donor and acceptor in many enzyme catalyzed reactions is:
asked
Jun 24, 2021
94.2k
views
2
votes
The amino acid with a side-chain pK_a just below neutrality and which plays an important role as a proton donor and acceptor in many enzyme catalyzed reactions is:
Biology
high-school
Dirk Schumacher
asked
by
Dirk Schumacher
8.3k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
5
votes
Answer:py[trfgl[rg'pfk[fc,v
Step-by-step explanation:
klnxasklxnsal
Maxim Kovalevsky
answered
Jun 29, 2021
by
Maxim Kovalevsky
7.9k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Aug 21, 2024
45.4k
views
How many moles sodium acetate must be added to 500 mL of 0.25 M acetic acid solution to produce a buffer with a of pH 4.94? The pK_a of acetic acid is 4.74. a. 0.011 moles b. 0.021 moles c. 0.125 moles
Damovisa
asked
Aug 21, 2024
by
Damovisa
8.5k
points
Chemistry
high-school
1
answer
0
votes
45.4k
views
asked
Dec 10, 2024
102k
views
A solution is made by mixing 1.0 mL of 1.0 M acetic acid (pK_a 4.76, K_a = 1 .74 Times 10^-5) with 999 mL of pure water. Calculate the pH of the resulting solution (assume the total volume is 1.0 L). 10.
Ruben Benjamin
asked
Dec 10, 2024
by
Ruben Benjamin
8.3k
points
Mathematics
high-school
1
answer
4
votes
102k
views
asked
Jan 15, 2020
215k
views
What is the pH of 1.00 L of the buffer solution that contains 0.100 M HF and 0.120 M NaF after 0.020 mol of HNO₃ is added? The K_a of HF is 3.5×10⁻⁴, and so pK_a = 3.46. Express your answer using two decimal
Calle
asked
Jan 15, 2020
by
Calle
7.6k
points
Chemistry
high-school
1
answer
0
votes
215k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
Which of the objects is living or nonliving: Bacteria, virus, moss, you, a lemon seed, the air, bread, lettuce and rocks?
Why aren't all minerals gemstones?
What are three important types of forces
Two methods of active transport
How can paleontologists help us understand the past
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity