If the pH of a voledronic acid solution is 5.8, and the voledronate concentration is 9 mM, what is the concentration of voledronic acid? (pKa=5.0)
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- A 35 mL of solution of hydrochloric acid is neutralized by 15 mL of 0.5 M potassium hydroxide. What is the concentration of hydrochloric acid? The balanced equation is HCI + KOH - H,O + KCI O 0.75 M O 0.25 M O 0.214 M O 0.786 MWhat is the pH of a 0.25 M solution of acetic acid, Ka = 1.8 x 105. What percentage of the acid is dissociated?What is the molarity of a NaOH solution if 48.0 mLneutralizes 35.0 mL of 0.144 M H2SO4?
- Calculate the [OH-] and the pH of a solution with an [H] = 5.6 x 10-¹0 M at 25 °C. [OH-] = pH = Calculate the [H*] and the pH of a solution with an [OH-] = 0.059 M at 25 °C. pH = Calculate the [H] and the [OH] of a solution with a pH = 2.70 at 25 °C. [H*] = MCalculate the pH of a buffer that contains 0.75 M acetic acid and 0.35 M acetate ion in 1 L solution. What will the pH of the buffer be upon the addition of 100.0 mL of 1.0 M HCI? (pKa of acetic acid 4.76)Titration of a 12.0 mL solution of HCl requires 22.4 mL of 0.12 M NaOH. What is the molarity of the HCl solution?
- What mass of sodium glycolate (NaC2H3O3) should be added to 400.0 mL of 1.00 M glycolic acid to produce a buffer solution with a pH of 4.00? Ka = 1.47 x 10-4. Please indicate the full solutions.9. 1.4 g of glucose (C6H1206) is dissolved in 150 ml of water (final volume). What is the final number of moles and the molarity of the solution?Describe the preparation of 2.00 L of 0.100 M glycine buffer, pH 9.0, from glycine and 1.00 M NaOH. What mass of glycine is required, and what volume of 1.00 NaOH is required? The appropriate pKa of glycine is 9.6
- For an acid HA, the concentrations of HA and A are 0.075 and 0.025, respectively, at pH 6.0. What is the p K a value for HA?Calculate the pH of the resulting solution if 23.0 mL of 0.230 M HCl(aq) is added to 33.0 mL of 0.230 M NaOH(aq). pH = Calculate the pH of the resulting solution if 23.0 mL of 0.230 M HCl(aq) is added to 13.0 mL of 0.330 M NaOH(aq). pH=What is the pH of stomach acid, a solution of HCl with a hydronium ion concentration of 1.2 × 10−3 M?