What is the pH for a weak monoprotic acid if a 0.020 M solution of the acid has a Ka of 3.28 x 10-7 ?

Q: What is the pH of a solution that contains 0.10 M HCl and 0.10 M acetic acid (HC2H3O2)? Ka for…

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Q: What is the pH of a 0.20 M solution of a generic weak acid? The Kb value for this generic weak acid…

A: Given data  kb = 4.0 x 10-5 concentration, c= 0.20 M Formula used       OH- = kb×cpOH =…

Q: Two acids are mixed in solution: 0.20 M of HBr and 1.50 M of HBRO (Ka = 2.3 x 10-9). What is the…

A: HBr is a strong acid while HBrO is weak acid and therefore, the resulting pH will be due to HBr,…

Q: If the Ka of a monoprotic weak acid is 5.8 × 10-6, what is the pH of a 0.47 M solution of this acid?

A: Given: Ka=5.8×10-6 Molarity of acid = 0.47 M

Q: Calculate the   pH   and  percent ionization of 0.05 M acetic acid Ka = 1.8 x 10 -5.

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Q: Calculate the pH of a 0.350 M solution of benzoic acid. Benzoic acid is a weak monoprotic acid with…

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Q: A solution is prepared that is initially 0.0010 M NaOH and 0.10 M NH3. What is the pH of this…

A: [NaOH] =0.001 M [NH3] = 0.10M

Q: Calculate the pH for a 0.015 M (HC2H3O2) acetic acid solution. The Ka is 1.8 x 10 ^-5 for acetic…

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Q: | Calculate the pH of a solution which is 0.345 M NHẠCI. (Kô of NH3 = 1.80 x 105)

A: Introduction: An acid is defined as substance which can donate protons and base which can accept…

Q: What is the pH of a 0.320 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

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Q: What is the pH of a solution containing 0.225 M weak base, B', with a K, of 3.8 X 10-7? в (аq) + Н,О…

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Q: If the Ka of a monoprotic weak acid is 7.8×10−6, what is the pH of a 0.47 M solution of this acid?

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Q: Calculate the pH of a 0.563 M solution of NaF. The Ka for the weak acid HF is 6.8 x 10-4. pH =

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Q: Perform the following to determine the pH of a lactic acid solution. Write the acid/base reaction…

A: pH is negative logarithm of the hydronium ion concentration in a solution. Its value ranges from…

Q: If the Ka of a monoprotic weak acid is 3.7×10−6, what is the pH of a 0.39 M solution of this acid?

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Q: HCIO is a weak acid (Ka 4.0 x 10-8) and so the salt NaCIO acts as a weak base. What is the pH of a…

A: Given data; Ka=4×10-8Also, Kw=Ka×KbAnd,Kw=1×10-14 Consider the dissociation of given weak acid as;…

Q: If the Ka of a monoprotic weak acid is 5.8 x 10-6, what is the pH of a 0.12 M solution of this acid?

A: Negative logarithm of Concentration of [H+] ion present in the solution is known as pH of the…

Q: A weak base is dissolved in water with a concentration of 0.200 mol/L. The Kb value of the base is…

A: Given :- initial concentration of base = 0.200 mol/L                Kb of base = 9.75 × 10-4  To…

Q: What is the PH of a 0.01 M solution of salt NaA, where A- is the anion of an acid whose ionization…

A: Given that,  Concentration of salt NaA, = 0.01 M Ionisation constant Ka   = 10-6 pH of the given…

Q: If the Ka of a monoprotic weak acid is 3.4 × 10-6, what is the pH of a 0.30 M solution of this acid?

A: The dissociation of a weak acid is written as:

Q: The Ka of acetic acid is 1.80 x 10-5.  A. What is the pH of a 0.0010 M solution of acetic acid? B.…

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Q: If the K of a monoprotic weak acid is 1.8 x 10-6, what is the pH of a 0.35 M solution of this acid?

A: Given: Ka of weak monoprotic acid (Assuming HA) = 1.8 × 10-6  And the concentration of HA = 0.35 M

Q: If the K, of a monoprotic weak acid is 1.4 x 10-6, what is the pH of a 0.14 M solution of this acid?…

A: Given:   The concentration of acid is 0.14 M. The Ka of a monoprotic weak acid is 1.4×10-6.

Q: Calculate the pH of a 0.800 M NaCH3CO2 solution. Ka for acetic acid, CH3CO2H, is 1.8 x 10-5.

A: Interpretation: The pH of a 0.800 M NaCH3CO2 solution is to be determined.

Q: What is the pH of a 0.690 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

A: HNO2 ⇌ H+ + NO2- Ka = 4.5x10-4 = [H+][NO2-]/[HNO2] 4.5x10-4 = (x)(x)/0.690 - x  if we assume x is…

Q: Calculate the pH of a 0.100 M solution of lactic acid, for which the Ka value is 1.40 x 10-4.

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Q: If the Kp of a weak base is 2.5 x 10-6, what is the pH of a 0.23 M solution of this base?

A: pH +  pOH = 14 For a weak base solution: [OH-] = (Kb x C)1/2 Where, C = molar concentration of weak…

Q: The Ka of a weak monoprotic acid is 1.85 x 10-5. What is the pH of a 0.0761 M solution of this acid?

A: First, we have calculated the concentration of [H+] with the help of Ka and the concentration of the…

Q: If the K, of a weak base is 2.4 x 10-6, what is the pH of a 0.27 M solution of this base? pH =

A: Given,  Base dissociation constant of base (say B) = Kb= 2.4 x 10-6  Molarity of base (B) = 0.27 M…

Q: If the Ka of a monoprotic weak acid is 8.3 × 10-6, what is the pH of a 0.19 M solution of this acid?

A: Given, Concentration of monoprotic weak acid = 0.19 M Ka of monoprotic weak acid = 8.3 × 10-6

Q: Calculate the pH of a 0.05 M solution of hydrofluoric acid. The Ka of hydrofluoric acid is 6.6x10^-4

A: Given data, Molarity of HF=0.05MKa of HF=6.6×10-4 pH of a solution is given by -log[H+]

Q: Calculate the pH of a 0.424 M aqueous solution of hydrocyanic acid (HCN, Ka = 4.0×10-10).

A: pH of the solution can be calculated by using the formula,  pH = [H+]. Given data, Concentration of…

Q: For a solution of 2.5 M H2CO3 (Ka = 4.4 × 10-7), calculate   [H+]= ___________ M   pH=   percent…

A: The Ice table –                     H2CO3 →H+ + HCO3-I                      2.5            0…

Q: If the Ka of a monoprotic weak acid is 6.6x10-6, what is the pH of a 0.32 M solution of this acid?

A: Ka = 6.6 x 10-6 c = 0.32 M

Q: Calculate the pH of a 120mL of a solution containing 0.5g of hydrofluoric acid. Ka = 6.6 x 10^-4

A: pH = -log[H+]  Molar concentration = number of moles of solute/volume of solution (in L)  number of…

Q: What will be the H+ concentration in a 0.25 M solution of a weak acid (HA), of Ka = 6.9x10-3 What…

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Q: Calculate the pH of a solution that is 0.450 M HC2H2O2 and 0.730 M NaC2H3O2. The Ka for acetic acid…

A: This problem is solved by using Henderson Hassel baltch equation.

Q: If the Ka of a monoprotic weak acid is 1.3 x 10-6, what is the pH of a 0.18 M solution of this acid?…

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Q: If the Ka of a monoprotic weak acid is 1.6 x 10-6, what is the pH of a 0.37 M solution of this acid?…

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Q: Determine the pH of a solution of a weak acid (HA) that is 0.0072 M. The Ka of the weak acid is 1.9…

A: Given ,  Weak acid is HA Concentration of weak acid (C) = 0.0072 M Dissociation constant (Ka) of the…

Q: If a buffer solution is 0.240 M in a weak acid (Ka = 3.8 x 10-5) and 0.530 M in its conjugate base,…

A: Introduction Henderson - Hasselbalch equation gets used to calculate the pH for any buffer solution…

Q: HCIO is a weak acid (K. = 4.0 x 10-8) and so the salt NaCIO acts as a weak base. What is the pH of a…

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Q: If the Ka of a monoprotic weak acid is 4.7 x 10-6, what is the pH of a 0.49 M solution of this acid?…

A: Given Ka = 4.7 x 10-6 C = 0.49 M

Q: Calculate ph of a 0.94 M solution of a weak base with KB= 1.97 x 10^-9

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Q: Calculate the pH of a 42mL solution containing 3.7g of hydrofluoric acid.  Ka = 6.6 x 10-4

A: Given: Ka for hydrofluoric acid = 6.6 x 10-4 We have to calculate the pH of a 42 mL solution…

Q: What is Ka for a weak monoprotic acid if a 0.020 M solution of the acid has a pH of 3.28 at 25°C?

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Q: Determine the pH of a 0.068 M aqueous solution of sodium cyanide. The Ka for HCN is 4.9x 10^-10

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