2. You are given 575mL of a .200M solution of NaOH and are adding 600mL of wate What is the new concentration?

Q: 1- Using the pH 12 of the buffer and the pKa = 12.32. What is the molar ratio of A- to HA.  2- What…

A: Given Values: pH of the buffer = 12 pKa value of the weak acid = 12.32 Molarity of the buffer = 0.2…

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Q: 1. Calculate the pH of the following solutions a. 2 μM HCI b. 3 x 10-³ M KOH

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Q: 2. Absorbance Data Table Absorbance Concentration O mg/dL = blank %3D 0.09 D.17 0.28 25 mg/dL 50…

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Q: 50 mL of 5mM NaCl solution from 1 M NaCl solution

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Q: (11) What is the molar concentration of a solution prepared by diluting 21mL of 5.2 M HNO3 to 0.50L?

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Q: The concentration of the conjugate base in 100 mL of 50 mM CH3COOH/CH3COO- (pKa = 4.76) at pH 5.00…

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Q: 1. How would you make 10 L of 0.3 M citrate buffer pH 2.5 from solutions of 0.4 M NaCitrate and 0.4…

A: Approach to solving the question: Detailed explanation: Examples: Key references:

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Q: None

A:

Q: 9. (1 pt) What is the [H+] and [OH-] for the following strong acid and strong base solutions: A)…

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Q: can someone explain these calculations to me?

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