Chemistry

HCHO2 = 1.77 * 10^-4

If the concentration of formic acid (HCHO2) is 1.24 M, what is the concentration of H30+ in the solution?

  1. 👍
  2. 👎
  3. 👁
  1. First write your equation with water included.

    HCHO2 + H20 --> H3O+(aq) + HCO2-

    Then construct an ICE (initial, change, final) table.

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    Formic acid, HCO2H, is a weak acid. Write a net ionic equation for the reaction of formic acid and aqueous potassium hydroxide.

  2. College Chemistry

    Calculate the pH of a 0.5 M Formic Acid (HCOOH) soln. ka= 0.00018

  3. CHEMISTRY PLEASE HELP

    a) How will the concentration of NaOH be affected if during the titration some of the solid potassium hydrogen phthalate was spilled during the transfer? Will the concentration of the standardized NaOH increase, decrease, or have

  4. Chem

    81. Formic acid HCHO2, is a convenient source of small quantities of carbon monoxide. When warmed with sulfuric acid, formic acid decomposes to give CO gas. HCHO2(l) -> H2O(l) + CO(g) If 3.85 L of carbon monoxide was collected

  1. Chemistry

    What is the solubility of CaF2 in a buffer solution containing 0.45M formic acid and 0.20M sodium formate? Given: Ka for formic acid=1.7x10^-4 Ka for hydrofluoric acid=6.8x10^-4 Ksp for CaF2=3.4x10^-11 Thank you so much. I don't

  2. Chemistry help needed

    How do I prepare 90% formic acid from conc. formic acid (98%-100% of density 1.22g/ml)? Please help me check if my calculations are correct. Assuming conc. formic acid is 99%, 0.99 X 1.22 = 1.2078 Add 1.2078 / 9 = 0.1342ml H2O to

  3. Chemistry

    If a solution of formic acid contains 0.2 M HCHO2, 0.006 M CHO2-, and 0.006 M H+, What is the Ka of the acid? What is the ph of the solution at the concentrations given? What would happen to the equilibrium position if more CHO2-

  4. chem132

    When 15.0 g of ethyl alcohol, C2H5OH, is dissolved in 750 g of formic acid, the freezing point of the solution is 7.20 C. The freezing point of the pure formic acid is 8.40 C. Evaluate Kf for fomic acid.

  1. Integrated Science

    According to the Arrhenius model of acids and bases, what happens when an acid is added to water? The acid increases the concentration of hydroxide ions. The acid increases the concentration of hydrogen ions. The acid increases

  2. CHEMISTRY HELP!!

    Formic acid (HCHO2) is a component of bee stings. It is a weak acid and dissociates according to the equilibrium shown below: HCHO2 H+ + CHO2- Kc = 1.8 x 10-4 For a 0.5 M solution of formic acid, we wish to determine the

  3. Chemistry

    When 50 mL of 0.10M formic acid, HCHO2, is titrated with 0.10M sodium hydroxide, what is the pH at the equivalence point? (Be sure to take into account the change in volume during the titration.) Select a good indicator for this

  4. Chemistry

    10 ml of 0.5 M NaOH is added to 100 ml of 0.2 M formic acid , containing no formate anion.. (the pka of formic acid is 3.75) the resulting mixture has a ph close to: The answer is 3.3 but how do you get this answer?

You can view more similar questions or ask a new question.