Consider a triprotic acid, H3A, with the following Ka’s: Ka1 = 2.4 x 10-3, Ka2 =...

Question

Question

Consider a triprotic acid, H3A, with the following Ka’s: Ka1 = 2.4 x 10-3, Ka2 =...

Consider a triprotic acid, H₃A, with the following K_a’s: K_a1 = 2.4 x 10^-3, K_a2 = 3.5 x 10^-7, K_a3 = 1.6 x 10^-11. What is the K_b3 value?

science chemistry

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

Angue for a triprotic acid Ка3 а. kal 43- - Из 4 H, 9 — На 2- 4 4.1 kbg The Relana bf ka & kb ane ke is ka, x bg - Wo so in o i hope this helps you. let me know if you have any doubt about it .. please rate this answer:)

Add a comment

Answer 2

Similar Homework Help Questions

A triprotic acid, H3A has the following Kas: Ka1 = 4.22 x 10-4 , Ka2 =...

A triprotic acid, H3A has the following Kas: Ka1 = 4.22 x 10-4 , Ka2 = 7.51 x 10-8 and Ka3 = 7.51 x 10-15. What is the Kb of H2A-? QUESTION 5 1 points Save Answer A triprotic acid, H3A has the following Kas: Ka1 = 4.22 x 10-4, Ka2 = 7.51 x 10-8 and Ka3 = 7.51 x 10-15. What is the Kb of H2A?
-The triprotic acid H3A has ionization constants of Ka1 = 4.9× 10–2, Ka2 = 6.0× 10–6,...

-The triprotic acid H3A has ionization constants of Ka1 = 4.9× 10–2, Ka2 = 6.0× 10–6, and Ka3 = 2.0× 10–13. Calculate the following values for a 0.0700 M solution of NaH2A (H+)=? (H2A-)/(H3A)=? -Calculate the following values for a 0.0700 M solution of Na2HA. (H+)=? (HA2-)/(H2A-)=?
The triprotic acid H3A has ionization constants of Ka1=5.37×10−3 , Ka2=4.31×10−6 , and Ka3=1.04×10−11 . Calculate...

The triprotic acid H3A has ionization constants of Ka1=5.37×10−3 , Ka2=4.31×10−6 , and Ka3=1.04×10−11 . Calculate the H+ concentration and the ratio [H2A−]/[H3A] for a 0.0170 M solution of NaH2A . [H+]= [H2A−]/[H3A]= Calculate the H+ concentration and the ratio [HA2−]/[H2A−] for a 0.0170 M solution of Na2HA . [ H + ]= [HA2−]/[H2A−]=

Phosphoric acid, H3PO4, is a triprotic acid with the following acid dissociation constants: Ka1 = 7.5 × 10-3 Ka2 = 6.2...

Phosphoric acid, H3PO4, is a triprotic acid with the following acid dissociation constants: Ka1 = 7.5 × 10-3 Ka2 = 6.2 × 10-8 Ka3 = 4.2 × 10-13 Which of the following combinations would be best for preparing a pH 7 buffer? a. H3PO4 and NaH2PO4 b. H3PO4 and HCl c. Na2HPO4 and Na3PO4 d. NaH2PO4 and Na2HPO4 e. H3PO4 and Na3PO4
Arsenic acid (H3AsO4) is a triprotic acid with Ka1=5e-3, Ka2=8e-8, and Ka3=6e-10?

arsenic acid (H3AsO4) is a triprotic acid with a Ka1=5E-3 Ka2=8E-8 and Ka3=6E-10. calculate [H+], [OH-], [H3AsO4], [H2AsO4-][HAsO4 2-], and [AsO43-] in a 0.20 M arsenic acid solution.
Phosphoric acid has a formula of H3PO4, and has a Ka1 of 7.5×10–3 , Ka2 of...

Phosphoric acid has a formula of H3PO4, and has a Ka1 of 7.5×10–3 , Ka2 of 6.2×10–8 , and Ka3 of 4.2×10–13 at 25 ºC. What is the equilibrium constant for the following reaction at 25°C? HPO42–(aq) + H2O(l) ⇄ H2PO4–(aq) + OH–(aq) A.) 4.2×10–13 B.) 1.3×10–12 C.) 2.4×10–2 D.) 7.5×10–3 E.) 1.6×10–7

Consider the titration of 100.0 mL of 0.75 M H3A by 0.75 M KOH for the...

Consider the titration of 100.0 mL of 0.75 M H3A by 0.75 M KOH for the next three questions. The triprotic acid has Ka1 = 1.0 x 10-5, Ka2 = 1.0 x 10-8, and an unknown value for Ka3. 1) Calculate the pH after 100.0 mL of KOH has been added. pH = Tries 0/45 2) Calculate the pH after 150.0 mL of KOH has been added. pH = Tries 0/45 3) The pH of the solution after 200.0 mL...
Phosphoric acid is a triprotic acid (Kal = 6.9 x 10-3, Ka2 = 6.2 x 10-8,...

Phosphoric acid is a triprotic acid (Kal = 6.9 x 10-3, Ka2 = 6.2 x 10-8, and Ka3 = 4.8 x 10-13). To find the pH of a buffer composed of H,PO, (aq) and HPO2 (aq), which pKa value should be used in the Henderson-Hasselbalch equation? O pK al = 2.16 OpKq2 = 7.21 O pK a3 = 12.32 Calculate the pH of a buffer solution obtained by dissolving 19.0 g of KH,PO4(s) and 30.0 g of Na, HPO4(s) in...
Phosphoric acid has three protons that can ionize. The Kas are as follows: Ka1 = 6.9...

Phosphoric acid has three protons that can ionize. The Kas are as follows: Ka1 = 6.9 x 10-3 Ka2 = 6.4 x 10-8 Ka3 = 4.8 x 10-11 Which of these constants would you use to calculate the pH of a 0.1 M solution of H3PO4? A. Ka1, Ka2, and Ka3 B. Ka1, and Ka2 C. Ka1 only D. Ka2, and Ka3 E. Ka1, and Ka3

Carbonic acid, H2CO3 is a diprotic acid with Ka1 = 4.3 x 10-7 and Ka2 =...

Carbonic acid, H2CO3 is a diprotic acid with Ka1 = 4.3 x 10-7 and Ka2 = 5.6 x 10-11. What is the pH of a 0.47 M solution of carbonic acid?

Consider a triprotic acid, H3A, with the following Ka’s: Ka1 = 2.4 x 10-3, Ka2 =...

Homework Answers

Add Answer to:
Consider a triprotic acid, H3A, with the following Ka’s: Ka1 = 2.4 x 10-3, Ka2 =...

Post as a guest

Earn Coins

A triprotic acid, H3A has the following Kas: Ka1 = 4.22 x 10-4 , Ka2 =...

-The triprotic acid H3A has ionization constants of Ka1 = 4.9× 10–2, Ka2 = 6.0× 10–6,...

The triprotic acid H3A has ionization constants of Ka1=5.37×10−3 , Ka2=4.31×10−6 , and Ka3=1.04×10−11 . Calculate...

Phosphoric acid, H3PO4, is a triprotic acid with the following acid dissociation constants: Ka1 = 7.5 × 10-3 Ka2 = 6.2...

Arsenic acid (H3AsO4) is a triprotic acid with Ka1=5e-3, Ka2=8e-8, and Ka3=6e-10?

Phosphoric acid has a formula of H3PO4, and has a Ka1 of 7.5×10–3 , Ka2 of...

Consider the titration of 100.0 mL of 0.75 M H3A by 0.75 M KOH for the...

Phosphoric acid is a triprotic acid (Kal = 6.9 x 10-3, Ka2 = 6.2 x 10-8,...

Phosphoric acid has three protons that can ionize. The Kas are as follows: Ka1 = 6.9...

Carbonic acid, H2CO3 is a diprotic acid with Ka1 = 4.3 x 10-7 and Ka2 =...

Consider a triprotic acid, H3A, with the following Ka’s: Ka1 = 2.4 x 10-3, Ka2 =...

Homework Answers

Add Answer to: Consider a triprotic acid, H3A, with the following Ka’s: Ka1 = 2.4 x 10-3, Ka2 =...

Post as a guest

Earn Coins

Add Answer to:
Consider a triprotic acid, H3A, with the following Ka’s: Ka1 = 2.4 x 10-3, Ka2 =...