Dichloroacetic acid has a dissociation constant of K = 3.32 x 10-2. Calculate the dogree of dissociation for a 0.0715 m solution of this acid from the Debye-Hückel Imiting law using an iteratve calculation until the answer is constant to within +2 in the second decimal place. Express your answer in percent to three significant figures.
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Please answer question correctly and both a and part b
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- A liter of phosphoric acid solution is 0.00077 Molar. This is also equal to NOTE: Express answer in the NEAREST WHOLE NUMBER. ppm.Dichloroacetic acid has a dissociation constant of K = 3.32 x 10-2. %3D Calculate the degree of dissociation for a 0.0715 m solution of this acid from the Debye-Hackol imiting law using an iterative calculation until the answer is constant to within +2 in the second decimal place. Express your answer in percent to three significant figures. Repeat the calculation assuming that the mean ionic activity coefficient is one. Express your answer in percent to three significant figures.A 0.01 m solution of a weak electrolyte ionizes into 4 ions freezes at -0.062C. What is the apparent degree of dissociation? use 2 decimal
- Aniline (C6H5NH2), an organic amine and a weak base with Kb of 4.0×10-10 reacts with water to form its conjugate acid, C6H5NH3 +. a.) Write the equation of dissociation for aniline. Express your answer as a chemical equation. Identify all of the phases in your answer. b.) What is the expression constant dissociation for aniline? (solve like this: Kb = [ ] [ ] / [ ] )Dichloroacetic acid has a dissociation constant of K₂ 3.32 x 10-2. Part A Calculate the degree of dissociation for a 0.0625 m solution of this acid from the Debye-Hückel limiting law using an iterative calculation until the answer is constant to within 2 in the second decimal place. Express your answer in percent to three significant figures. IVE ΑΣΦ α = 72.9 Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Part B % Review | Constants | Periodic Table Repeat the calculation assuming that the mean ionic activity coefficient is one.This question has multiple parts. Work all the parts to get the most points. Use the References to access ilaportant values if needed for this question. The pK, of a solution is defined by the equation pK, = -log K, %3D Where: K, = water dissociation constant NOTE: Write K, as Kw for the answers below. a Use the rules for logarithms and exponents to solve for K, in terms of pK. K = 10 PKw b If pK, = 6.97 then K, = Submit
- Calculate the activity coefficient of Li* ion in a solution of 0.005 mol/L ionic strength. (a =0.6 nm) 0 2. 0.36 O b. 0.93 c. 0.29 d. 0.52 e. 0.73 الننتنامى كلية العلومST5H.1- Suppose the mean ionic activity coefficient for the ions M2* and X- of the ionic compound M1X2 is Y+ = 0.791. If we could somehow magically know that y+ = 0.888 then what is y_? Type your answer..The solubility of CuBr in water at 25 °C is measured to be 0.010 Use this information to calculate K., for CuBr. L sp Round your answer to 2 significant digits.
- The following data give the constant dissociation, K (for acetic acid at various temperatures) T("C) 0 10 15 25 K₂ 1.657 x 10 1.729 x 10 1.745 x 10-5 1.753 x 10 Part A Using the information that InK versus 1/T is a straight line with slope-AH/R. calculate AH for the lonization of acetic acid Express your answer with the appropriate units. AH 2.732 HA kJ mol Submit Previous Answers Request Answer Part B Complete previous panis) ? X Incorrect; Try Again; 4 attempts remaining Review | Constants I Periodic TableTRUE OR FALSE: The property of the solution remains constant even if its composition varies.10:49 2- 3C₂²- Complete the balanced molecular reaction for the following weak acid with a strong base. Be sure to include the proper phases for all species within the reaction. HF (aq) + LiOH(aq) → + Question 3 of 10 1 2 3 4 (s) OH- Reset LO F 5 H 6 7 8 9 6 Submit 个 x H₂O Tap here or pull up for additional resources 11 (aq) Li H₂O H3O+ O