What is the pH of a solution prepared by dissolving 0.553 g of potassium acetate, KCH3CO2, in 500.0 mL of water?
What is the pH of a solution prepared by dissolving 0.553 g of potassium acetate, KCH3CO2,...
47. What is the pH of a solution prepared by dissolving 0.553 g of NaOH(s) in 5.50 L of water? (Kw = 1.01 x 10-14)
47. What is the pH of a solution prepared by dissolving 0.553 g of NaOH(s) in 5.50 L of water? (Kw = 1.01 x 10-14) PO/
1. An aqueous solution of potassium thiosulfate is prepared by dissolving 3.70 g of potassium thiosulfate in 7.11×102 g of water. The density of the solution is 1.37 g mL-1. a) Determine the mass percent of potassium thiosulfate in the solution. b) Determine the mole fraction of potassium thiosulfate in the solution. 2. An aqueous solution of potassium bromide is prepared by dissolving 8.75 g of potassium bromide in 8.29×102 g of water. The density of the solution is 1.20...
Find the pH of a solution prepared from 0.392 g of potassium acetate (CH3CO2K) and 15.00 mL of 0.0470 M of acetic acid (CH3CO2H) diluted to 100.00 mL.
A solution is prepared by dissolving 1.400 g of sodium acetate (CH3COONa) into 100.00 mL of a 0.140 M solution of acetic acid. The K, of acetic acid is 1.8 x 10 5. What is the pH of the solution? pH =
A solution is prepared by dissolving 1.100 g of sodium acetate (CH3COONa) into 100.00 mL of a 0.110 M solution of acetic acid. The Ka of acetic acid is 1.8 × 10−5. What is the pH of the solution?
A buffer solution is prepared by dissolving 1.000 g of sodium acetate (CH2COONa) into 100.00 mL of a 0.100 M solution of acetic acid. Then 1.80 mL of a 10.00 M solution of hydrochloric acid is added to the acetic acid/sodium acetate buffer solution. The K, of acetic acid is 1.8 x 10-5. What is the pH of the solution after adding HCI? pH
Please help me. Thanks What is the pH of a solution prepared by dissolving 0.445g of Lithium cyanate, LCNO, in 500.0 mL of Water? What is the equilibrium concentration of hydrogen sulfite in a 0.150 M solution of H_2 SO_3
A buffer solution is prepared by dissolving 1.000 g of sodium acetate (CH3COONa) into 100.00 mL of a 0.100 M solution of acetic acid. Then 2.00 mL of a 1.00 M solution of hydrochloric acid is added to the acetic acid/sodium acetate buffer solution. The Ka of acetic acid is 1.8 × 10−5. What is the pH of HCl?
A solution of the primary standard potassium hydrogen phthalate, KHC8H4O4, was prepared by dissolving 0.4877 g of potassium hydrogen phthalate in about 50 mL of water. Titration with a KOH solution required 35.31 mL to reach a phenolphthalein end point. What is the molarity of the KOH solution?