Calculate the ratio of the concentrations of acetate and acetic acid r – McqOptions

MCQOPTIONS

1.	Calculate the ratio of the concentrations of acetate and acetic acid required in a buffer system of pH 5.30.
A.	3.2
B.	3.3
C.	3.4
D.	3.5
Answer» E.

Discussion

No Comment Found

Related MCQs

The dissociation constant of H2O at 25° C is
Which among the following statements is true about the following chemical reaction?3Fe(s) + 4H₂O → Fe₃O₄ (s) + 4H₂
If pH of solution of NaOH is 12.0 the pH of H₂SO₄ solution of same molarity will be?
Calculate the pKₐ of lactic acid, given that when the concentration of lactic acid is 0.010M and the concentration of lactate is 0.087M, the pH is 4.80.
Which of the following does not react with water?
Identify the products formed in the following reaction.CH₃COOCH₃ + H₂O → A + B
Which can act as buffer?
Assertion A: pH of a buffer solution solution does not change on dilution.Reason R: On dilution the ration of concentration of salt and acid (or base) remains unchanged.
Hydrolysis reactions are catalyzed by enzymes called ___________
Calculate the pH of a mixture of 0.10M acetic acid and 0.20M sodium acetate. The pKₐ of acetic acid is 4.76.