Calculate, or estimate, the pH of the following solutions. For full credit, you must present a...
Calculate, or estimate, the pH of the following solutions. For full credit, you must present a reasonable estimate.
- 0.0100 M NaCl
- 0.100 M Sodium Benzoate
- 10X10-9 M NaOH
- 0.100 M Acetic Acid
- 0.010 M HCl
Homework Answers
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Calculate, or estimate, the pH of the following solutions. For
full credit, you must present a...
Calculate the pH of the following solutions: 50.0 mL 0.10 M acetic acid + 1.0 mL...
Calculate the pH of the following solutions: 50.0 mL 0.10 M acetic acid + 1.0 mL 1.0 M HCl 50.0 mL 0.10 M acetic acid + 1.0 mL 1.0 M NaOH 50.0 mL 0.10 M sodium acetate + 1.0 mL 1.0 M HCl 50.0 mL 0.10 M sodium acetate + 1.0 mL 1.0 M NaOH 50.0 mL 0.10 M acetic acid/sodium acetate buffer 50.0 mL 0.10 M acetic acid/sodium acetate buffer + 1.0 mL 1.0 M HCl 50.0 mL 0.10...
4. Calculate the percent ionization and pH of the following solutions: a. 0.175 M NH3 Kg...
4. Calculate the percent ionization and pH of the following solutions: a. 0.175 M NH3 Kg = 1.8 x 10-5. b. 35.0 mL of 0.175 M NH3 is mixed with 15.0 mL of 0.10 M HCl. c. 50.0 mL of 0.275 M acetic acid is mixed with 100. mL of 0.100 M HCl. d. The equivalence point of a 50.0 mL solution of 0.120 M acetic acid titrated by 0.100 M NaOH.
1. Determine the number of moles of reagent in the following solutions: a. 25.00 mL of...
1. Determine the number of moles of reagent in the following solutions: a. 25.00 mL of 0.10 M acetic acid b. 5.55 mL of 0.092 M NaOH C. 0.50 mL of 0.087 M HCI 2. A buffer solution contains 0.120 M acetic acid and 0.150 M sodium acetate. a. How many moles of acetic acid and of sodium acetate are present in 50.0 mL of solution? b. If we add 5.55 mL of 0.092 M NaOH to the solution in...
2. Calculate the pH (not pOH) of the following solutions. Given Kw = 1014 Please list...
2. Calculate the pH (not pOH) of the following solutions. Given Kw = 1014 Please list steps for full credit: (1) (3 pts) Water after boiling (2) Diluted Muriatic Acid bought from Home Depot (3.1% (w/w) HCl in water, D=1.05 g/mL). (3) 10° M HCl aqueous solution. (4) 0.10 M acetic acid HAS (Kca) = 1.8 x109) (5) The reaction mixture after mixing 30 mL of 0.4 M KOH with 20 ml of 0.8 M sulfuric acid. (6) 0.50 g...
1) Calculate the pH of the 1L buffer composed of 500 mL of 0.60 M acetic...
1) Calculate the pH of the 1L buffer composed of 500 mL of 0.60 M acetic acid plus 500 mL of 0.60 M sodium acetate, after 0.010 mol of HCl is added (Ka HC2H3O2 = 1.75 x 10-5). Report your answer to the hundredths place. 2) Calculate the pH of the 1L buffer composed of 500 mL 0.60 M acetic acid plus 500 mL of 0.60 M sodium acetate, after 0.010 mol of NaOH is added (Ka HC2H3O2 = 1.75...
2. Calculate the pH expected for the following monoprotic substances. a. HCl (strong acid) 0.0100 M...
2. Calculate the pH expected for the following monoprotic substances. a. HCl (strong acid) 0.0100 M 0.100 M 0.0500 M 0.00100 M b. NaOH (strong base) 0.100 M 0.0500 M 0.0100 M Experiment 4 с. НС2Н3О2 (weak acid) (Ka 1.8 x 10-5) 0.100 M 0.0500 M 0.0100 M d. K2CO3 (weak base) (K, = 2.1 x 10-4) 0.100 M 0.0500 M 0.0100 M
2. Calculate the pH expected for the following monoprotic substances. a. HCl (strong acid) 0.0100 M 0.100...
1. Calculate the equilibrium concentrations of all species present and the pH of a solution obtained...
1. Calculate the equilibrium concentrations of all species present and the pH of a solution obtained by adding 0.100 moles of solid NaOH to 1.00 L of 15.0 M NH3. Kb = 1.8 × 10–5 2. One mole of a weak acid HA was dissolved in 2.0 L of water. After the system had come to equilibrium, the concentration of HA was found to be 0.45 M. Calculate the Ka for this weak acid. 3. Calculate the pH of a...
Calculate the pH (not pOH) of the following solutions. Given K -10" Please list steps for...
Calculate the pH (not pOH) of the following solutions. Given K
-10" Please list steps for full credit
Sutete
Tre
(1) (10 pts) Diluted Muriatic Acid bought from Home Depot (3.1%
(w/w) HCl in water, D= 1.05 g/mL).
(2) (10 pts)The reaction mixture after mixing 30 mL of 0.4 M KOH
with 20 ml. of 0.8M sulfuric acid.
(3) (5 pts) 0.50 g NaOH solid fully dissolved in 100 ml
water
(4). (5 pts) 40 ml of 0.01 M NaOH...
Acetic Acid - Sodium Acetate Buffer Answers to the following must be solved, submitted here, and...
Acetic Acid - Sodium Acetate Buffer Answers to the following must be solved, submitted here, and also recorded in the table in your Lab Manual. Calculations must be shown in detail in your laboratory notebook. Your assigned pH is: 4.5 You are to assume that the buffer is made up by mixing volumes of 0.100 M acetic acid and 0.100 M sodium acetate solutions. Calculate the volume of 0.100 M acetic acid required to prepare 60.0 mL of a buffer...
When solutions of acetic acid and sodium hydroxide react, which of the following are NOT present...
When solutions of acetic acid and sodium hydroxide react, which of the following are NOT present in the complete ionic equation? hydrogen ion hydroxide ion O water sodium ion O acetate ion When solutions of acetic acid and sodium hydroxide react, which of the following are NOT present in the complete ionic equation? hydrogen ion hydroxide ion water O sodium ion acetate non aer 20191121-WA0036.jpg Question 9 If the pH of a salt solution is 5.3, the salt must be...
4. Calculate the percent ionization and pH of the following solutions: a. 0.175 M NH3 Kg = 1.8 x 10-5. b. 35.0 mL of 0.175 M NH3 is mixed with 15.0 mL of 0.10 M HCl. c. 50.0 mL of 0.275 M acetic acid is mixed with 100. mL of 0.100 M HCl. d. The equivalence point of a 50.0 mL solution of 0.120 M acetic acid titrated by 0.100 M NaOH.
1. Determine the number of moles of reagent in the following solutions: a. 25.00 mL of 0.10 M acetic acid b. 5.55 mL of 0.092 M NaOH C. 0.50 mL of 0.087 M HCI 2. A buffer solution contains 0.120 M acetic acid and 0.150 M sodium acetate. a. How many moles of acetic acid and of sodium acetate are present in 50.0 mL of solution? b. If we add 5.55 mL of 0.092 M NaOH to the solution in...
2. Calculate the pH (not pOH) of the following solutions. Given Kw = 1014 Please list steps for full credit: (1) (3 pts) Water after boiling (2) Diluted Muriatic Acid bought from Home Depot (3.1% (w/w) HCl in water, D=1.05 g/mL). (3) 10° M HCl aqueous solution. (4) 0.10 M acetic acid HAS (Kca) = 1.8 x109) (5) The reaction mixture after mixing 30 mL of 0.4 M KOH with 20 ml of 0.8 M sulfuric acid. (6) 0.50 g...
2. Calculate the pH expected for the following monoprotic substances. a. HCl (strong acid) 0.0100 M 0.100 M 0.0500 M 0.00100 M b. NaOH (strong base) 0.100 M 0.0500 M 0.0100 M Experiment 4 с. НС2Н3О2 (weak acid) (Ka 1.8 x 10-5) 0.100 M 0.0500 M 0.0100 M d. K2CO3 (weak base) (K, = 2.1 x 10-4) 0.100 M 0.0500 M 0.0100 M
2. Calculate the pH expected for the following monoprotic substances. a. HCl (strong acid) 0.0100 M 0.100...
Calculate the pH (not pOH) of the following solutions. Given K
-10" Please list steps for full credit
Sutete
Tre
(1) (10 pts) Diluted Muriatic Acid bought from Home Depot (3.1%
(w/w) HCl in water, D= 1.05 g/mL).
(2) (10 pts)The reaction mixture after mixing 30 mL of 0.4 M KOH
with 20 ml. of 0.8M sulfuric acid.
(3) (5 pts) 0.50 g NaOH solid fully dissolved in 100 ml
water
(4). (5 pts) 40 ml of 0.01 M NaOH...
Acetic Acid - Sodium Acetate Buffer Answers to the following must be solved, submitted here, and also recorded in the table in your Lab Manual. Calculations must be shown in detail in your laboratory notebook. Your assigned pH is: 4.5 You are to assume that the buffer is made up by mixing volumes of 0.100 M acetic acid and 0.100 M sodium acetate solutions. Calculate the volume of 0.100 M acetic acid required to prepare 60.0 mL of a buffer...
When solutions of acetic acid and sodium hydroxide react, which of the following are NOT present in the complete ionic equation? hydrogen ion hydroxide ion O water sodium ion O acetate ion When solutions of acetic acid and sodium hydroxide react, which of the following are NOT present in the complete ionic equation? hydrogen ion hydroxide ion water O sodium ion acetate non aer 20191121-WA0036.jpg Question 9 If the pH of a salt solution is 5.3, the salt must be...
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