Question


2. The conjugate acid of Ac is: a) HAC b) H10 e) 11,0 d) none of these T -n uation for the reaction of HCl and Koll in aqueou
0 0
Add a comment Improve this question Transcribed image text
Answer #1

2. An acid loses a proton to give its conjugate base and a base gains a proton to give its conjugate acid. So a conjugate acid of a base can be obtained by adding a proton to the given base. Here if we add a H+ to Ac- we get the conjugate acid HAc. So the correct answer is option a) HAc

Add a comment
Know the answer?
Add Answer to:
2. The conjugate acid of Ac is: a) HAC b) H10 e) 11,0 d) none of...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • (d) Conjugate acid: OH"; conjugate base: H3* (e) None of these 5. Identify the conjugate acid/base...

    (d) Conjugate acid: OH"; conjugate base: H3* (e) None of these 5. Identify the conjugate acid/base pairs in the following equation (10) HASO4 + H2O <H2AsO4 + OH (A). HASO. (acid)HAsO4 (base): H2O (acid)/ OH (base) (B). HASO4 (acid)/HASO. (base): H2O (acid)/ OH (base) (C). H2AsO4 (acid)/ OH (base) ; H2O (acid)/HASO4 (base) (D). H AsO4 and H20 (acids): OH and HASO4(bases) (E). None of these 6. Which is an INCORRECT statement?(10) a) The conjugate base of H2O is OH....

  • The main ingredient of vinegar is acetic acid (HAc) that will dissociate into acetate (Ac-) and...

    The main ingredient of vinegar is acetic acid (HAc) that will dissociate into acetate (Ac-) and hydrogen ion       (H+) in water: HAc < = > Ac- (aq) + H+ (aq) . KHAc(room temp) = 1.8x10-5. If [HAc]t = 0.001M, [Ac-]t =       0.0001M, and [H+] t = 2x10-4M, is the solution/system at its equilibrium?      (a) The system is at equilibrium        (b) The system will never reach an equilibrium      (c) The system is not at its equilibrium. The...

  • The main ingredient of vinegar is acetic acid (HAc) that will dissociate into acetate (Ac-) and...

    The main ingredient of vinegar is acetic acid (HAc) that will dissociate into acetate (Ac-) and hydrogen ion       (H+) in water: HAc < = > Ac- (aq) + H+ (aq) . KHAc(room temp) = 1.8x10-5. If [HAc]t = 0.001M, [Ac-]t =       0.0001M, and [H+] t = 2x10-4M, T = 25 °, R = 8.3145 J/mol·K, please calculate ΔG° and ΔG.      (a) DG°rxn = 11754.0 J/mol ; ΔG = 130 J/mol   the reverse rxn direction is favored,     ...

  • 9. A buffer system is made up of equal concentrations of HAc and Ac─. When H+...

    9. A buffer system is made up of equal concentrations of HAc and Ac─. When H+ ions are added to this buffer, it will resist decrease in pH; in doing so the concentration of HAc will rise. Explain if agree or disagree. 10. Carbonic acid is one of the three buffers used by living beings. Two pka of carbonic acid are 6.35 and 10.33. Write the weak acid and its conjugate based that will make the most effective buffer cellular...

  • 11. Which Brønsted-Lowry base has the strongest conjugate acid? A) CH.COM B) CN- C) F- D)...

    11. Which Brønsted-Lowry base has the strongest conjugate acid? A) CH.COM B) CN- C) F- D) NOZ E) CIO 12. Which Brønsted-Lowry acid has the strongest conjugate base? A) HBr B) HCIOC) HFD) HI E) HNO3 13. Calculate the H30+ concentration in an aqueous solution that contains 2.50 x 104 M in OH-. A) 4.00 x 10-'M B) 4.00 10-10M C) 4.00 10-11 M. D) 5.00 10-11 M E) None of these 14) What is the pH of a 0.020...

  • b. NH e. HaPO c. 0 11. For the following reaction, which is a conjugate acid...

    b. NH e. HaPO c. 0 11. For the following reaction, which is a conjugate acid and base pair? NH2CH: (aq)+ HCO H (aq) NH CH, (aq) + HCO (aq) a. Acid: NH2CHs; Conjugate Base: HCO2H b. Acid: HCO2H; Conjugate Base: NH2CH Acid: NH CH; Conjugate Base: NH CH3 d. Acid: HCO2H; Conjugate Base HCO2 e. Acid: NH3CH3; Conjugate Base: NH2CH C. 12. If the Ks of benzoic acid (CsHsCOOH) is 6.14 x 10, what is the pK, of the...

  • What is the conjugate acid of CO3? 2- HC02 . H2CO3 HCO3 Co22- none of the...

    What is the conjugate acid of CO3? 2- HC02 . H2CO3 HCO3 Co22- none of the above 2

  • INH 4. Which of the following is not a conjugate acid/base pair? A) HCIO/CIO- B) H2SO4/HSO4...

    INH 4. Which of the following is not a conjugate acid/base pair? A) HCIO/CIO- B) H2SO4/HSO4 C) NH4+/NH3 E) all of these are conjugate acid base pairs D) H2O The poH of a 0,010 M aqueous solution of Ca(OH)2 is A) 11.70 B) 12.00 C) 12.30 D) 12.60E ) 1.70

  • D) All of 1, 2, and 3 E) None of 1, 2, and 3 27) What...

    D) All of 1, 2, and 3 E) None of 1, 2, and 3 27) What type of a reaction occurs when notassium metal reacts w A) precipitation is when potassium metal reacts with fluorine gas B acid-base neutralization 26 - 2KE C) oxidation-reduction D) gas evolution E) no reaction 28) Identify the oxidation-reduction reactions among the following: Zn(s) + Cu2+(aq) → Zn2+(aq) + Cu(s) 10 ** A) 1 and 2 only B) 1 and 3 only C) 2 and...

  • 7) For the chemical reaction NH(aq) + HCl(aq) → NH"(aq) + Cl(aq) the acid and conjugate...

    7) For the chemical reaction NH(aq) + HCl(aq) → NH"(aq) + Cl(aq) the acid and conjugate base are a)NH(acid): NH" (conjugate base) b) NH, (acid), CT (conjugate base) c) HCl(acid); NH (conjugate base) d) HCl(acid), NH, (conjugate base) c) HCI (acid) Conjugate base) 8) A buffer solution is formed by adding 0.0100 moles of potassium dihydrogen phosphate (KH-PO.) and 0.0100 moles of potassium hydrogen phosphate (K_HPO) into 1.000 liters of water. When 0.0010 moles of NaOH is added to this...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT