From the graph it is observed that the end point is observed at around pH = 9.0
Since NH4Cl and NaOH have same concentration,
pH = pKa = 9.0
Ten milliliters of 0.10 M chloride is titrated with 0.10 M sodium hydroxide. The titration curve...
7 4.) Ten milliliters of 0.10 M ammonium Chloride is titrated with 0.10 M sodium hydroxide. The titration curve is shown. What is the approximate pKa of the ammonium ion? a) 12.0 b) 10.5 d) 2.5 e) 14.0 f) 1.1 g) 8.9 h) 9.7 c) 5.0 O T 25 mL of NaOH added
In a titration, 25 mL of 0.10 M weak diprotic acid solution was titrated by 0.10 M sodium hydroxide, NaOH, and produced a titration curve listed below. (20 points total) 14,0 3. 12.0 10.0 8.0 pH 6.0 4.0 2.0 10.0 5.0 20.0 30.0 15.0 25.0 Volume of 0.100 M NaOH, mL The acid used in above titration is a weak diprotic acid. Briefly explain how you know it's diprotic from looking at the titration curve and how you know a...
If 25 mL of nitric acid is titrated with 0.12 M sodium hydroxide and it took 10 mL of the sodium hydroxide to fully neutralize the nitric acid, what was the concentration of the nitric acid at the start of the titration? D View hint for Question 19 Question 20 (4 points) How many milliliters of 2.25 M HCl would be required to titrate 6.00 g of KOH? Your Answer: Answer units
Question 38 If the strong base solution used in the titration curve shown in Figure 2 was 0.10 M sodium hydroxide and the volume of the glycine solution titrated was 20.0 ml, what was the molarity of the glycine solution? A. 0.075 M B. 0.10 M C. 0.13 M X • D. 0.15 M pH -- Nwaua o++++++++++++++ + 10 15 30 40 20 25 NaOH (mL) are 2 A theoretical titration curve of an aqueous solution of glycine, titrated...
1. During a titration experiment, a student titrated 25.00 mL of a 0.100 M sodium hydroxide solution with 5.10 mL of a 0.250 M sulphuric acid solution. What is the pH of the resulting solution? [8]
Part A When titrated with a 0.1198 M solution of sodium hydroxide, a 58.00 mL solution of an unknown polyprotic acid required 20.15 mL to reach the first equivalence point. Calculate the molar concentration of the unknown acid. O A¢ * R O ? Submit Request Answer Part B The titration curve was found to have three equivalence points. What volume of the sodium hydroxide solution was necessary to fully titrate the unknown acid solution? IVO ADD A O O...
A 0.348 g sample of KHP is titrated with 18.54 mL of a sodium hydroxide solution. What is the concentration of the sodium hydroxide solution? Show your work Final Answer To what volume should you dilute 50 mL of a 12.0 M HCl solution to obtain a 0.750 M solution? Show your work Final Answer Write the chemical equations for the reaction of magnesium chloride and silver nitrate. Molecular Complete Ionic Net Ionic Page 2 | 5 - Q +
Refer to the titration curve above for 0.500 M acetic acid titrated with hydroxide ions. When [CH3COOH] = 0.125 M and [CH3COO-] = 0.375 M, where would you plot the pH value? in Region 1 in Region 2. to the left of the midpoint in Region 2. to the right of the midpoint in Region 3 in Region 4
of Hydrofluoric acid (Ka-6.6 x 10") solution is titrated with f NaOH. Draw a titration curve, labeling the initial pH (when no sodium 40. 100 ml ofa 0.3 M olution 0.3 M solution hydroxide has been added), the pH at the mid-point of the titration, and the pH at the equivalence point (16 points). of Hydrofluoric acid (Ka-6.6 x 10") solution is titrated with f NaOH. Draw a titration curve, labeling the initial pH (when no sodium 40. 100 ml...
0.10 m soultions of sodium hydroxide 7.48 Part A What is the pH of a solution that has a hydroxide ion concentration of 1.0 × 10-7 M? pH = Type here to searc