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What is the [OH] in a solution that has a pH of 12.80? Given the following...
QUESTION 3 Given the following pka values, which is the strongest acid of those listed in...
QUESTION 3 Given the following pka values, which is the strongest acid of those listed in the answers? HClO2 (pka = 2.00) CCI3COOH (pKa = 0.52) HIO3(pka = 0.77) HBrO2 (pka = 4.69) HN3 (pka = 4.72) O A. CClgCOOH B. HBrO2 C.HIO3 D.HCIO2 E. HN3
QUESTION 2 What is the [OH ] in a solution that has a pH of 12.80?...
QUESTION 2 What is the [OH ] in a solution that has a pH of 12.80? A. 6.3 x 10-2 O B. 1.6 x 10:13 043.0x 102 OD. 1.2 E. 2.8 x 10-6
1. Calculate the concentration of H3O+ for an aqueous solution with a pH of 1.2 A)...
1. Calculate the concentration of H3O+ for an aqueous solution with a pH of 1.2 A) 6.3 x 10-7M B ) 1.6 x 108 M. C) 1.0 x 10-14 M. D) 6.20 x 10-2 M E) 4.0 x 10-4M 2. Calculate the concentration of OH- for an aqueous solution with a pH of 13.8. A) 0.64 M B) 4.0 x 10-5M C) 1.5 x 10-5M D) 1.0 x 10-14 M E) 2.5 x 10-10 M 3. Which of the following...
8. What is the pH of a solution containing 6 mM acetic acid (Ka of acetic...
8. What is the pH of a solution containing 6 mM acetic acid (Ka of acetic acid is 1.8 x 10) a. -0.77 b. 1.98 d. 2.92 e. 3.49 с. 2.22 9. One of the strongest acids known is called fluorosulfonic acid, HSO3F (pKa= -10). What the pOH of 1M of this acid? a. -0.053 b. О d. 14 е. 14.053 с. 9 10. Which of the following substances can be amphoteric? a. HSO4 b. NH4 с. 02- d. H30...
Calculate the pH and pOH of the following aqueous solutions: (a) 0.15 mol·L–1 CH3COOH(aq); (b) 0....
Calculate the pH and pOH of the following aqueous solutions: (a) 0.15 mol·L–1 CH3COOH(aq); (b) 0.15 mol·L–1 CCl3COOH (aq); (c) 0.15 mol·L–1 HCOOH(aq). When the pH of a 0.10 mol·L–1 HClO2 aqueous solution was measured, it was found to be 1.2. What are the values of Ka and pKa of chlorous acid? (b) The pH of a 0.10 mol·L–1 propylamine, C3H7NH2, aqueous solution was measured as 11.86. What are the values of Kb and pKb of propylamine?
Calculate the pH and pOH of the following aqueous solutions: (a) 0.15 mol·L–1 CH3COOH(aq); (b) 0.15...
Calculate the pH and pOH of the following aqueous solutions: (a) 0.15 mol·L–1 CH3COOH(aq); (b) 0.15 mol·L–1 CCl3COOH (aq); (c) 0.15 mol·L–1 HCOOH(aq). When the pH of a 0.10 mol·L–1 HClO2 aqueous solution was measured, it was found to be 1.2. What are the values of Ka and pKa of chlorous acid? (b) The pH of a 0.10 mol·L–1 propylamine, C3H7NH2, aqueous solution was measured as 11.86. What are the values of Kb and pKb of propylamine?
What are the [H3O+] and [OH−] for a solution with each of the following pH values?...
What are the [H3O+] and [OH−] for a solution with each of the following pH values? Example! pH = 3.1 Express your answers using one significant figure separated by a comma. ANSWER: [H3O+],[OH−] = 8×10−4,1×10−11 M 1. pH = 6.9 Express your answers using one significant figure separated by a comma. 2. pH = 8.85 Express your answers using two significant figures separated by a comma. 3.pH = 10.00 Express your answers using two significant figures separated by a comma.
This is all info given A buffer solution that is 0.448 M in HNO2 and 0.448...
This is all info given
A buffer solution that is 0.448 M in HNO2 and 0.448 M in KNO, has a pH of 3.35. The addition of 0.01 mol of OH to 1.0 L of this buffer would cause the pH t increase slightly The capacity of this buffer for added OH could be increased by the addition increase by 2 units decrease slightly decrease by 2 units not change A buffer solution that is 0.448 M in HNO2 and...
41.645 -113,30 Calculate the pH of a solution of 0.1M pyridine solution (CHN) with a k)...
41.645 -113,30 Calculate the pH of a solution of 0.1M pyridine solution (CHN) with a k) = 1.7 x 10-9 W Colts N 1₂O ² ColH₂NH TOH eek Lase I o.l k, CH, NAD LOH-] [Estoni C -x E .1-x x =LOH 1.7.10-9 = 0.10-0 If the base H, NON has a ky 4.4 X 10", what is the pH of a 0.05M solution of H, NOH? It is known that the K, for ammonia is 1.8 x 10-5 and...
What is the pH of a 125mM solution of sodium lactate? Calculate the pH of a...
What is the pH of a 125mM solution of sodium lactate?
Calculate the pH of a 0.579 M aqueous solution of Lactic Acid (pKa = 3.76) Which of the following acids, if in solutions of equal concentration, is the least acidic? a) 0.1M propanoic acid pKa = 4.8 b) 0.1M octanoic acid pKa = 4.89 c) 0.1 M uric acid, pKa = 3.89 d) 0.1 M formic acid pKa = 3.75 e) All of these acids are equally acidic because...
QUESTION 3 Given the following pka values, which is the strongest acid of those listed in the answers? HClO2 (pka = 2.00) CCI3COOH (pKa = 0.52) HIO3(pka = 0.77) HBrO2 (pka = 4.69) HN3 (pka = 4.72) O A. CClgCOOH B. HBrO2 C.HIO3 D.HCIO2 E. HN3
QUESTION 2 What is the [OH ] in a solution that has a pH of 12.80? A. 6.3 x 10-2 O B. 1.6 x 10:13 043.0x 102 OD. 1.2 E. 2.8 x 10-6
1. Calculate the concentration of H3O+ for an aqueous solution with a pH of 1.2 A) 6.3 x 10-7M B ) 1.6 x 108 M. C) 1.0 x 10-14 M. D) 6.20 x 10-2 M E) 4.0 x 10-4M 2. Calculate the concentration of OH- for an aqueous solution with a pH of 13.8. A) 0.64 M B) 4.0 x 10-5M C) 1.5 x 10-5M D) 1.0 x 10-14 M E) 2.5 x 10-10 M 3. Which of the following...
8. What is the pH of a solution containing 6 mM acetic acid (Ka of acetic acid is 1.8 x 10) a. -0.77 b. 1.98 d. 2.92 e. 3.49 с. 2.22 9. One of the strongest acids known is called fluorosulfonic acid, HSO3F (pKa= -10). What the pOH of 1M of this acid? a. -0.053 b. О d. 14 е. 14.053 с. 9 10. Which of the following substances can be amphoteric? a. HSO4 b. NH4 с. 02- d. H30...
This is all info given
A buffer solution that is 0.448 M in HNO2 and 0.448 M in KNO, has a pH of 3.35. The addition of 0.01 mol of OH to 1.0 L of this buffer would cause the pH t increase slightly The capacity of this buffer for added OH could be increased by the addition increase by 2 units decrease slightly decrease by 2 units not change A buffer solution that is 0.448 M in HNO2 and...
41.645 -113,30 Calculate the pH of a solution of 0.1M pyridine solution (CHN) with a k) = 1.7 x 10-9 W Colts N 1₂O ² ColH₂NH TOH eek Lase I o.l k, CH, NAD LOH-] [Estoni C -x E .1-x x =LOH 1.7.10-9 = 0.10-0 If the base H, NON has a ky 4.4 X 10", what is the pH of a 0.05M solution of H, NOH? It is known that the K, for ammonia is 1.8 x 10-5 and...
What is the pH of a 125mM solution of sodium lactate?
Calculate the pH of a 0.579 M aqueous solution of Lactic Acid (pKa = 3.76) Which of the following acids, if in solutions of equal concentration, is the least acidic? a) 0.1M propanoic acid pKa = 4.8 b) 0.1M octanoic acid pKa = 4.89 c) 0.1 M uric acid, pKa = 3.89 d) 0.1 M formic acid pKa = 3.75 e) All of these acids are equally acidic because...
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