a 50.0 ml solution of .120M HF is about to be titrated with .060M NaOH, the...
a 50.0 ml solution of .120M HF is about to be titrated with .060M NaOH, the Ka of HF is 6.6x10^-4. what is the pH of the HF solution prior to any NaOH added? 2. what is the pH of the solution if 25.0mL of NaOH is added to the 50.0mL volume of HF? 3. what is the pH if a total of 50.0mL of the .060M NaOH is added to the 50.0mL volume of HF? 4. what is the ph if 990mL of the .060M NaOH is added to the 50.0mL of .120M HF? 5. what is the pH if 100.00mL of NaOH is added to the 50.0mL of .120M HF? 6. what is the pH if 101.0mL of NaOH is added to the 50.0mL of .120M HF?
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a 50.0 ml solution of .120M HF is about to be titrated with
.060M NaOH, the...
3. A solution is prepared by treating 50 mL of 0.50 M HF (Ka = 6.6x10...
3. A solution is prepared by treating 50 mL of 0.50 M HF (Ka = 6.6x10 ) with 10 mL of 1.15 M NaOH. Calculate the pH of the solution. 4. If enough NaOH is added to the solution in problem 3 to neutralize the HF, what will the pH be? 5. 42.16 mL of a solution of NaOH are required to neutralize 0.7878 g of potassium hydrogen phthalate (Mwt = 204.23 g/mol). Calculate the molar concentration of NaOH in...
25. A 50.0 mL sample of 0.150 M weak acid was titrated with a 0,150 M...
25. A 50.0 mL sample of 0.150 M weak acid was titrated with a 0,150 M NaOH solution. What is the pH after 30.0 mL of the sodium hydroxide solution is added? The Ka of the acid is 1.9x10(3 points) D) 4.78 E) None of these C) 3.03 (A) 4.90 B) 1.34 26. A 25.0 mL sample of 0.25 M hydrofluoric acid (HF) is titrated with a 0.25 M NaOH solution. What is the pH after 38.0 mL of base...
6. A student titrated 50.0 mL of the 0.10 M unknown diprotic H2A with 0. 10 M NAOH. After 25.0 mL of NaOH was added...
6. A student titrated 50.0 mL of the 0.10 M unknown diprotic H2A with 0. 10 M NAOH. After 25.0 mL of NaOH was added, the pH of the resulting solution was 6.70. After 50.0 mL of NaOH was added, the pH of the solution was 8.00. What are the values of Ka1 and Ka2?
6. A student titrated 50.0 mL of the 0.10 M unknown diprotic H2A with 0. 10 M NAOH. After 25.0 mL of NaOH was added,...
A 15.2 mL solution of 0.100 mol L-7 HF is titrated using 0.150 mol L-7 NaOH....
A 15.2 mL solution of 0.100 mol L-7 HF is titrated using 0.150 mol L-7 NaOH. What is the pH of the solution after 3.83 mL of the NaOH solution is added? Express your answer to 2 decimal places. You have 5 attempts at this question. Remember you can find KA and/or KB values in your textbook in chapter 15. Answer:
A 17.1 mL solution of 0.100 mol L-1 HF is titrated using 0.150 mol L-1 NaOH....
A 17.1 mL solution of 0.100 mol L-1 HF is titrated using 0.150 mol L-1 NaOH. What is the pH of the solution after 5.66 mL of the NaOH solution is added? Express your answer to 2 decimal places. You have 5 attempts at this question. Remember you can find KA and/or KB values in your textbook in chapter 15.
A 50.0 mL sample of 0.25 M formic acid (HCOOH) aqueous solution is titrated with 0.125...
A 50.0 mL sample of 0.25 M formic acid (HCOOH) aqueous solution is titrated with 0.125 M NaOH solution. Ka of HCOOH = 1.7 x 10−4. a. Calculate the pH of the solution after 50 mL of NaOH solution has been added. b. How many mL of 0.125 M NaOH need to be added to the sample to reach the equivalence point? What is the pH at the equivalence point?
A volume of 50.0 mL of 0.100 M CH3COOH(aq) is titrated with 0.100 M NaOH(aq). What...
A volume of 50.0 mL of 0.100 M CH3COOH(aq) is titrated with 0.100 M NaOH(aq). What is the pH at the equivalence point? (Ka for CH3COOH = 1.8 × 10–5) (1) 7 (2) 5.28 (3) 8.72 (4) 6.34 (5) 4.15
A 50.0 mL solution of 0.200 M acetic acid (CH3COOH)
a) A 50.0 mL solution of 0.200 M acetic acid (CH3COOH), 50.0 mL of 0.200 M is titrated with 0.200 M NaOH. Determine the pH.of acetic acid before any NaOH is added. The Ka of CH3COOH is 1.8 x 10-5. b) Determine the pH of the solution at the equivalent point.
A 50.0-mL sample of 0.15 M butanoic acid, CH3CH2CH2COOH, is titrated with 0.30 M NaOH(aq). Ka...
A 50.0-mL sample of 0.15 M butanoic acid, CH3CH2CH2COOH, is titrated with 0.30 M NaOH(aq). Ka for butanoic acid is 1.52 x 10-5 a) How many mL of NaOH(aq) are required to reach the equivalence point? b)What is the pH of the solution after 27.0 mL of NaOH(aq) have been added?
A 12.1 ml solution of 0.100 mol L-' HF is titrated using 0.150 mol L-1 NaOH....
A 12.1 ml solution of 0.100 mol L-' HF is titrated using 0.150 mol L-1 NaOH. What is the pH of the solution after 3.23 ml of the NaOH solution is added? Express your answer to 2 decimal places. You have 5 attempts at this question. Remember you can find K, and/or KÄ… values in your textbook in chapter 15. Answer: 12.402 incorrect Try again What is the pH at which a buffer composed of CO32- and HCO31 would be...
3. A solution is prepared by treating 50 mL of 0.50 M HF (Ka = 6.6x10 ) with 10 mL of 1.15 M NaOH. Calculate the pH of the solution. 4. If enough NaOH is added to the solution in problem 3 to neutralize the HF, what will the pH be? 5. 42.16 mL of a solution of NaOH are required to neutralize 0.7878 g of potassium hydrogen phthalate (Mwt = 204.23 g/mol). Calculate the molar concentration of NaOH in...
25. A 50.0 mL sample of 0.150 M weak acid was titrated with a 0,150 M NaOH solution. What is the pH after 30.0 mL of the sodium hydroxide solution is added? The Ka of the acid is 1.9x10(3 points) D) 4.78 E) None of these C) 3.03 (A) 4.90 B) 1.34 26. A 25.0 mL sample of 0.25 M hydrofluoric acid (HF) is titrated with a 0.25 M NaOH solution. What is the pH after 38.0 mL of base...
6. A student titrated 50.0 mL of the 0.10 M unknown diprotic H2A with 0. 10 M NAOH. After 25.0 mL of NaOH was added, the pH of the resulting solution was 6.70. After 50.0 mL of NaOH was added, the pH of the solution was 8.00. What are the values of Ka1 and Ka2?
6. A student titrated 50.0 mL of the 0.10 M unknown diprotic H2A with 0. 10 M NAOH. After 25.0 mL of NaOH was added,...
A 15.2 mL solution of 0.100 mol L-7 HF is titrated using 0.150 mol L-7 NaOH. What is the pH of the solution after 3.83 mL of the NaOH solution is added? Express your answer to 2 decimal places. You have 5 attempts at this question. Remember you can find KA and/or KB values in your textbook in chapter 15. Answer:
A 12.1 ml solution of 0.100 mol L-' HF is titrated using 0.150 mol L-1 NaOH. What is the pH of the solution after 3.23 ml of the NaOH solution is added? Express your answer to 2 decimal places. You have 5 attempts at this question. Remember you can find K, and/or KÄ… values in your textbook in chapter 15. Answer: 12.402 incorrect Try again What is the pH at which a buffer composed of CO32- and HCO31 would be...
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