The molarity of Na+ ion is
0.187 M
Calculate the molarity of sodium ion in a solution made by mixing 2.81 mL of 0.169...
Calculate the molarity of sodium ion in a solution made by mixing 5.16 mL of 0.799 M sodium chloride with 475.00 mL of 5.57 × 10−2 M sodium sulfate. Assume volumes are additive.
Calculate the molarity of sodium ion in a solution made by mixing 5.89 mL of 0.130 M sodium chloride with 475.00 mL of 7.27 × 10−2 M sodium sulfate. Assume volumes are additive.
Enter your answer in the provided box. Calculate the molarity of a solution prepared by diluting 65.88 mL of 0.469 M potassium chloride to 150.00 mL. IM Enter your answer in the provided box. Calculate the molarity of sodium ion in a solution made by mixing 6.40 mL of 0.619 M sodium chloride with 550.00 mL of 9.02 x 10-2 M sodium sulfate. Assume volumes are additive. M solution
A buffer solution is prepared by mixing 23.6 mL of 0.398 M sodium dihydrogen citrate with 36.6 mL of 0.881 M sodium hydrogen citrate A table of pKa values can be found here 1. Calculate the pH (to two decimal places) of this solution Assume the 5% approximation is valid and that the volumes are additive. Submit Answer Tries 0/3 2. Calculate the pH (to two decimal places) of the buffer solution after the addition of 24.9 mL of a...
Indicate the concentration of each ion present in the solution formed by mixing the following. A. 42.0 mL of 0.140 M NaOH and 37.6 mL of 0.400 M NaOH. Assume that the volumes are additive. B. 44.0 mL of 0.100 M Na2SO4 and 25.0 mL of 0.200 M KCl. Assume that the volumes are additive. C. 3.30 g KCl in 75.0 mL of 0.280 M CaCl2 solution. Assume that the volumes are additive.
Indicate the concentration of each ion present in the solution formed by mixing the following. A. 42.0 mL of 0.150 M NaOH and 37.6 mL of 0.410 M NaOH. Assume that the volumes are additive. B. 44.0 mL of 0.140 M Na2SO4 and 25.0 mL of 0.160 M KCl. Assume that the volumes are additive. C. 3.20 g KCl in 75.0 mL of 0.220 M CaCl2 solution. Assume that the volumes are additive.
What is the pH of the solution obtained by mixing 30.00 mL of 0.250 M HCl and 30.00 mL of 0.125 M NaOH? We assume additive volumes. What is the pH of a solution that is 0.75 M in sodium acetate and 0.50 M in acetic acid? (ka for acetic acid is 1.3x10-5.) Calculate the pH of a solution prepared by mixing 15.00 ml of 0.10 M NaOH and 30.00 mL of 0.10 M benzoic acid solution. (Benzoic acid is monoprotic; its...
8. What is the pH of a solution made by mixing 29.00 mL of 0.15 M acetic acid with 39.00 mL of 0.15 M KOH? Assume that the volumes of the solutions are additive. Ka = 1.8 x 10-5 for CH3CO2H.
7. What is the pH of a solution made by mixing 29.00 mL of 0.15 M acetic acid with 29.00 mL of 0.15 M KOH? Assume that the volumes of the solutions are additive. Ka= 1.8 x 10-5 for CH3CO2H oka-loa 8x10
What is the pH of a solution made by mixing 40.00 mL of 0.100 M HCl with 35.00 mL of 0.100 M KOH? Assume that the volumes of the solutions are additive. 1.64 10.00 12.36 13.36 2.17