Solved

Phosphoric Acid Is Tribasic,with PK_a's of 2

Question 12

Question 12

Multiple Choice

Phosphoric acid is tribasic,with pK_a's of 2.14,6.86,and 12.4.The ionic form that predominates at pH 3.2 is:

A) H₃PO₄.
B) H₂PO₄^-.
C) HPO₄^2-.
D) PO₄^3-.
E) none of the above.

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q5: The pH of a sample of blood

Q7: The aqueous solution with the lowest pH

Q7: Osmosis is movement of a:
A) charged solute

Q8: Hydrophobic interactions make important energetic contributions

Q9: The pH of a solution of 1

Q15: A true statement about hydrophobic interactions is

Q16: The pH of a solution of 0.1

Q17: The Henderson-Hasselbalch equation:
A) allows the graphic determination

Q17: The aqueous solution with the highest pH

Q20: A compound has a pK_a of 7.4.

Unlock this Answer For Free Now!

View this answer and more for free by performing one of the following actions

qr-code

Scan the QR code to install the App and get 2 free unlocks

upload documents

Unlock quizzes for free by uploading documents