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Please be sure to answer all parts and write neatly! Explain
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12. (20 pt)...
I'm not sure how to solve this! Any help is appreciated! 1.Draw the pH titration curve...
I'm not sure how to solve this! Any help is
appreciated!
1.Draw the pH titration curve for the titration of 35 mL of 0.150 M acetic acid with 0.200 m Include the pH values and NaOH volume requested below on your pH titration curve. Al curve the species that dictates the pH at the requested pH values. For acetic acid, Ka = 1.885 in your pH titration curve. Also, put on the 1) the initial pH 2) the pH after...
please show all work and write neatly. when solving the 50ml and 100ml please explain how...
please show all work and write neatly. when solving
the 50ml and 100ml please explain how to find the ph.
5. Consider the titration of 100.0 mL of 0.100 M H2NNH>/hydrazine (Ky = 3.0 x 10-6) by 0.200 M HNO3. Assume that hydrazine is monoprotic. Determine the following: a. pH before any HNO3 is added b. volume of base to reach the equivalence point c. pH when 20.0 mL of HNO, has been added d. pH when 25.0 mL of...
1.Draw the pH titration curve for the titration of 35 mL of 0.150 M acetic acid with 0.200 M NaOH. Include the pH v...
1.Draw the pH titration curve for the titration of 35 mL of 0.150 M acetic acid with 0.200 M NaOH. Include the pH values and NaOH volume requested below on your pH titration curve. Also, put on the curve the species that dictates the pH at the requested pH values. For acetic acid, K = 1.8 x 10%. 1) the initial pH 2) the pH after 15.0 mL of NaOH have been added 3) the volume of NaOH at the...
14.0 2.0 10.0 equivalence point pH=7.0 8.0 6.0 4.0 2.0 0.0 0.0 20.0 40.0 6o.0 80.0...
14.0 2.0 10.0 equivalence point pH=7.0 8.0 6.0 4.0 2.0 0.0 0.0 20.0 40.0 6o.0 80.0 Volume of NaOH added (ml) Figure 16.15. A strong acid-base titration curve. 50.0 mL of 0.100 M titrated with 0.100 M of NaOH
Question 2 (20pts): A 20 mL sample of 0.01 M propionic acid (CHsCH2COOH; Pk 4.87) is titrated with 0.05 M NaOH A) W...
Question 2 (20pts): A 20 mL sample of 0.01 M propionic acid (CHsCH2COOH; Pk 4.87) is titrated with 0.05 M NaOH A) Write out the chemical reaction for this titration. B) Calculate the initial pH of the sample. C) Calculate the volume of NaOH required to reach the equivalence point. D) Calculate the pH of the solution at the equivalence point. E) Sketch a titration curve for this titration (pH versus volume NaOH added). Note the Jocation of the equivalence...
**Problem 7C should have KOH listed as the solution, not NaOH Please circle the correct answer...
**Problem 7C should have
KOH listed as the solution, not NaOH
Please circle the correct answer and show all work for 7c.
Thanks
7. In a different titration, 50.0 mL of 0.150 M HF (pKa = 3.10) was titrated with a solution of 0.250 M KOH. A. (3 pts) The following figure represents solutions at various stages of the titration. (The K ions and water molecules have been omitted for clarity.) Which drawing corresponds to the region of the titration...
ASAP please Consider the titration of 50.0 mL of 0.200 M hypochlorous acid HCIO (Ka =...
ASAP please
Consider the titration of 50.0 mL of 0.200 M hypochlorous acid HCIO (Ka = 3.5 x 10-8) with 0.250 M NaOH. 5- How many milliliters of NaOH are required to reach the equivalence point? a) b) Calculate the pH before titration c) Calculate the pH after adding 40.0 mL. of NaOH d) Calculate the pOH after adding 20.0 ml, of NaOH
Please show all work. Be sure to answer all parts. Find the pH of the two...
Please show all work.
Be sure to answer all parts. Find the pH of the two equivalence points and the volume (mL) of 0.0496 M KOH needed to reach them in the titration of 17.3 mL of 0.130 M H2CO3. Second equivalent point First equivalent point mL KOH mL KOH pH= pH =
Please answer #2 php/ 20 %20Extra%20Credit%20-%20Spring%2020 18.pdf CHEM 108- Extra Credit-Spring 2018 IMPORTANT: Show ALL your...
Please answer #2
php/ 20 %20Extra%20Credit%20-%20Spring%2020 18.pdf CHEM 108- Extra Credit-Spring 2018 IMPORTANT: Show ALL your work. Don't forget the significant figures and units!! Would the following mixtures result in buffer solutions? (Justify your answers) 1. a 100.0 ml, of 0.10 M NH, 100.0 mL of0.15 M NHaCl b. 50.0 mL of 0.10 M HCIO4, 35.0 mL if 0.15 M NaCIO c. 125.0 ml, of 0.15 CH?NH2. 120.0 mL of 0.25 M CHNE ICI d. 165.0 mL of 0.10 M...
can u help? im not sure about my answers Question 6 2 pts A 50.0 mL...
can
u help? im not sure about my answers
Question 6 2 pts A 50.0 mL sample of 0.20 M HCl(aq) is titrated with 0.10 M NaOH(aq) (adding NaOH to HCI). Determine which region on the titration curve the mixture produced is in, and the pH of the mixture at each volume of added base. Assume that the volumes of the solutions are additive. NaOH HCI Parta) [Select ] after 1) After adding 20 mL of the NaOH solution, the...
I'm not sure how to solve this! Any help is
appreciated!
1.Draw the pH titration curve for the titration of 35 mL of 0.150 M acetic acid with 0.200 m Include the pH values and NaOH volume requested below on your pH titration curve. Al curve the species that dictates the pH at the requested pH values. For acetic acid, Ka = 1.885 in your pH titration curve. Also, put on the 1) the initial pH 2) the pH after...
please show all work and write neatly. when solving
the 50ml and 100ml please explain how to find the ph.
5. Consider the titration of 100.0 mL of 0.100 M H2NNH>/hydrazine (Ky = 3.0 x 10-6) by 0.200 M HNO3. Assume that hydrazine is monoprotic. Determine the following: a. pH before any HNO3 is added b. volume of base to reach the equivalence point c. pH when 20.0 mL of HNO, has been added d. pH when 25.0 mL of...
1.Draw the pH titration curve for the titration of 35 mL of 0.150 M acetic acid with 0.200 M NaOH. Include the pH values and NaOH volume requested below on your pH titration curve. Also, put on the curve the species that dictates the pH at the requested pH values. For acetic acid, K = 1.8 x 10%. 1) the initial pH 2) the pH after 15.0 mL of NaOH have been added 3) the volume of NaOH at the...
14.0 2.0 10.0 equivalence point pH=7.0 8.0 6.0 4.0 2.0 0.0 0.0 20.0 40.0 6o.0 80.0 Volume of NaOH added (ml) Figure 16.15. A strong acid-base titration curve. 50.0 mL of 0.100 M titrated with 0.100 M of NaOH
Question 2 (20pts): A 20 mL sample of 0.01 M propionic acid (CHsCH2COOH; Pk 4.87) is titrated with 0.05 M NaOH A) Write out the chemical reaction for this titration. B) Calculate the initial pH of the sample. C) Calculate the volume of NaOH required to reach the equivalence point. D) Calculate the pH of the solution at the equivalence point. E) Sketch a titration curve for this titration (pH versus volume NaOH added). Note the Jocation of the equivalence...
**Problem 7C should have
KOH listed as the solution, not NaOH
Please circle the correct answer and show all work for 7c.
Thanks
7. In a different titration, 50.0 mL of 0.150 M HF (pKa = 3.10) was titrated with a solution of 0.250 M KOH. A. (3 pts) The following figure represents solutions at various stages of the titration. (The K ions and water molecules have been omitted for clarity.) Which drawing corresponds to the region of the titration...
ASAP please
Consider the titration of 50.0 mL of 0.200 M hypochlorous acid HCIO (Ka = 3.5 x 10-8) with 0.250 M NaOH. 5- How many milliliters of NaOH are required to reach the equivalence point? a) b) Calculate the pH before titration c) Calculate the pH after adding 40.0 mL. of NaOH d) Calculate the pOH after adding 20.0 ml, of NaOH
Please show all work.
Be sure to answer all parts. Find the pH of the two equivalence points and the volume (mL) of 0.0496 M KOH needed to reach them in the titration of 17.3 mL of 0.130 M H2CO3. Second equivalent point First equivalent point mL KOH mL KOH pH= pH =
Please answer #2
php/ 20 %20Extra%20Credit%20-%20Spring%2020 18.pdf CHEM 108- Extra Credit-Spring 2018 IMPORTANT: Show ALL your work. Don't forget the significant figures and units!! Would the following mixtures result in buffer solutions? (Justify your answers) 1. a 100.0 ml, of 0.10 M NH, 100.0 mL of0.15 M NHaCl b. 50.0 mL of 0.10 M HCIO4, 35.0 mL if 0.15 M NaCIO c. 125.0 ml, of 0.15 CH?NH2. 120.0 mL of 0.25 M CHNE ICI d. 165.0 mL of 0.10 M...
can
u help? im not sure about my answers
Question 6 2 pts A 50.0 mL sample of 0.20 M HCl(aq) is titrated with 0.10 M NaOH(aq) (adding NaOH to HCI). Determine which region on the titration curve the mixture produced is in, and the pH of the mixture at each volume of added base. Assume that the volumes of the solutions are additive. NaOH HCI Parta) [Select ] after 1) After adding 20 mL of the NaOH solution, the...
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