Calculate the pH for a 7.32×10^−6 NH3 solution with a Kb=1.76 * 10^-5 . NH3(aq) + H2O (l) <--> NH4^+1NH4^+1 (aq) + OH^−1(aq) A. 3.02 B. 2.14 C. 3.82 D. 4.95 E. 9.05

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A: Given data,pH=5.85Volume of HCl=50mL=0.050LDilution=1.0LKw=1.0×10-14

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A: HNO2 is weak acid and its conjugate base is NaNO2. So, HNO2 and NaNO2 form a buffer solution.  using…

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A: Equation for pH calculation is:

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A: Given, Mass of barium hydroxide = 642 mg                                                  = 0.642 g…

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A: pH = -log[H+] 10.20 = -log[H+] [H+]=10-10.22        = 6.30×10-11 M

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A: Mass of NaOH = 0.20 g  Volume of NaOH = 2000 ml  pH of the NaOH solution = ?

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A: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

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A: Volume of Hydroxyacetic acid (HA) = 50.0 mL Molarity of Hydroxyacetic acid (HA) = 0.07500 M Ka of HA…

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A: The above psroblem is based on hydrolysis of salt.

Q: . pH = 7.40 (the normal pH of blood) pH = 15.3 pH = ‐ 1.0 pH = 3.20 pOH = 5.0 pOH = 9.6

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Q: Kb

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A: Ka1 = 4.2 × 10–7     pKa1 = 6.376 and Ka2 = 4.8 × 10–11    pKa2 = 10.319

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A: The answers to the following questions can be given as:

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.