What is the pH of a 0.44 M solution of LiF? The
pKa for HF = 3.2
Answer to one decimal place.
For HF Pka=3.45 What is the pH of an aqueous buffer solution that is 0.100 M HF and 0.300 M KF (aq) Please give answer as well as detailed instructions. Thanks!!!
In a titration of 0.035 L of 0.44 M HF, a solution of 0.44 M NaOH was added. What is the pH after 33.0 mL of base is added? Ką of HF = 7.2 x 104
What volumes of 0.49 M HF and 0.49 M LiF must be mixed to prepare 1.00 L of a solution buffered at pH = 3.29? HF ?L LiF ?L
What is the pH of a buffer that is 0.379 M HF and 0.374 M LiF? The Ka for HF is 3.5 x 10-4. If the ΔH = 109 kJ/mol and ΔS = 100 J/K mol, at what temperature does this reaction become spontaneous?
What is the pH of a 0.78 M solution of CCI3COOLI? The pKa of CCI3COOH is 0.77 Answer to one decimal place.40 12.3 X
Calculate the pH of a buffer that is 0.020 M HF and 0.040 M LiF. The K a for HF is 3.5 × 10 -4. 2.76 2.06 3.46 4.86 3.76
A 1.00 L buffer solution is 0.250 M in HF and 0.250 M in LiF. Calculate the pH of the solution after the addition of 0.20 moles of solid LiOH. Assume no volume change upon the addition of base. The K a for HF is 3.5 × 10 -4. 3.63 3.46 4.24 2.85 4.41
Calculate the pH of a buffer that is 0.040 M HF and 0.020M LiF. The Ka for HF is 3.5 x 104
Calculate the pH of a buffer that is 0.040 M HF and 0.020 M LIF. The Ka for HF is 3.5 x 10-4.
. (5 pts) The pKa of HF is 3.17. a) Calculate the pH of a 1.00 L solution that is 1.00 M HF and 1.50 M NaF. b) What is the pH of this solution after addition of 50.0 mL of 10.0 M HCI?