Ka for nitrous acid,
HNO2, is
4.50×10-4.
Ka for hydrofluoric acid,
HF, is
7.20×10-4.
Ka for hydrocyanic acid,
HCN, is
4.00×10-10.
What is the formula for the strongest conjugate base? | ______?____ |
Ka for nitrous acid, HNO2, is 4.50×10-4. Ka for hydrofluoric acid, HF, is 7.20×10-4. Ka for...
which acid is the strongest ? Hydrogen sulfate ion HS04– (Ka = 1.2 x 10-2 Hydrofluoric acid HF (Ka = 7.2 x 10-4) Hydrocyanic acid HCN (Ka = 4.9 10–10, O Ammonium ion NH4" (ka = 5.6 10-10
Calculate the pH of a 0.383 M aqueous solution of nitrous acid (HNO2, Ka = 4.5×10-4) and the equilibrium concentrations of the weak acid and its conjugate base. pH = [HNO2 ]equilibrium = M [NO2- ]equilibrium = M
You have nitrous acid, HNO2, Ka=4.0 x 10-4 Calculate the pH of the solution and calculate the concentration of HNO2 and its conjugate base in a 0.025 M HNO2 Solution. Please please show all work!
K, for hydrofluoric acid, HF, is 7.20 x 10-4 K, for formic acid, HCOOH, is 1.80 x 10-4. K, for acetic acid, CH3COOH, is 1.80 x 10-5 What is the formula for the weakest acid? Drag and drop your selection from the following list to complete the answer: CH3COOH HF HCOOH
Which acid is the strongest? formic acid, HCO2H, Ka = 1.8*10-4 a. Ob. hydrofluoric acid, HF, pka - 3.45 Oc. oxalic acid, (CO2H)2. pka - 1.23 od. propanoic acid, C2H5CO2H, Ka = 1.4x10-5
1) Compare the conjugate bases of these three acids. Acid 1: hydrosulfuric acid , H2S Acid 2: carbonic acid , H2CO3 Acid 3: hydrogen sulfite , HSO3- What is the formula for the weakest conjugate base ? 2) Compare the conjugate bases of these three acids. Acid 1: hydrofluoric acid , HF Acid 2: sulfurous acid , H2SO3 Acid 3: hydrocyanic acid , HCN What is the formula for the strongest conjugate base ?
Given the following information: hydrofluoric acid = HF hydrocyanic acid - HCN HF is a stronger acid than HCN (1) Write the net ionic equation for the reaction that occurs when equal volumes of 0.074 M aqueous hydrofluoric acid and sodium cyanide are mixed. It is not necessary to include states such as (aq) or ($). (2) Which is the stronger base. For CN? (3) At equilibrium the y will be favored.
Write the K, expression for an aqueous solution of nitrous acid , HNO2 : Kg The value of K, for nitrous acid is 4.50x104. What is the value of Kb, for its conjugate base, NO2? Submit Answer K, for nitrous acid, HNO2, is 4.50x10-4. Kfor benzoic acid, CH3COOH, is 6.30x10-5. K, for phenol (a weak acid), CH,OH, is 1.00×10-10. What is the formula for the weakest conjugate base? Submit Answer
Calculate the base/acid ratio that should be used to prepare a buffer from nitrous acid (HNO2) with a pH of 4.00. The Ka Value of HNO2 is 4.5 * 10^-4
Nitrous acid, HNO2, has a Ka of 7.1 × 10−4. What are [H3O+], [NO2−], and [OH−] in 0.54 M HNO2?