(1). The pH of a solution made by mixing 100.0 mL of 0.433 M NH3 with 100.0 mL of 0.259 M HCl is ___. Kb = 1.8 x 10-5 for NH3.
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(1). The pH of a solution made by mixing 100.0 mL of 0.433 M NH3 with...
Calculate the pH of a solution made by mixing 100.0 mL of 0.874 M NH3 with 100.0 mL of 0.100 M HCl. (Kb for NH3 = 1.8 10
Calculate the pH of a solution made by mixing 100.0 mL of 0.355 M NH3 with 100.0 mL of 0.100 M HCl. (Kb for NH3 = 1.8 10–5) Select one: a. 9.66 b. 8.85 c. 4.34 d. 9.26
Calculate the pH of a solution obtained by mixing 25.00 mL of 0.13 M NH3 with 25.00 mL of 5.0×10-2 M HCl. Kb for NH3 is 1.8×10-5.
What is the pH of a solution prepared by mixing 50.00 mL of 0.10 M NH3 with 5.00 mL of 0.10 M NH4Cl? Assume that the volume of the solutions are additive and that Kb = 1.8 × 10-5 for NH3. (Select One) 10.26 or 11.13
What is the pH of a solution made by adding 10.0 mL of 0.10 M HCl to 25.0 mL of 0.10 M NH3? Kb of NH3 is 1.8 X 10-5.
1) Calculate the pH of a solution produced by mixing 100.0 mL of 0.10 M HCl(aq) and 100.0 mL of 0.20 M NaOH(aq). 2) Calculate the pH of an aqueous solution made by mixing 100.0 mL of 0.40 M NH4Cl and 50.0 mL of 0.40 M NaOH. The pKa of NH4+ is 9.24.
A solution prepared by mixing 100 mL of 0.10 M NaOH 140 mL of 0.10 M HCl 100 mL of 0.10 M NH3 has a pH of: Kb (NH3) = 1.8 x 10-5 A. 9.08 B. 4.57 C. 7.00 D. 4.92 E. 9.43
Question 8 (10 points) Calculate the pH of a solution made by mixing 100.0 mL of 0.644 MNH; with 100.0 ml. of 0.100 MHCI. (K for NH; = 1.8 x 10-) 9.99 4.01 8.52 9.26 none of these Question 9 (10 points) Calculate the pH of a solution that is 0.50 Min HF (K-72 x 10-) and 0.66 Min NaF 3.14 3.26 b BE
a) What is the pH of the solution that results from mixing 50 mL of 0.032 M NH3 and 50 mL of 0.032 M HCl? (Kb for ammonia is 1.8 x 10-5) b) The compound Xe(CF3)2 decomposes in a first-order reaction to elemental Xe with a half-life of 20 minutes. If you place 15 mg of Xe(CF3)2 in a flask, how long will it take until only 0.5 mg of Xe(CF3)2 remains? c) What indicator would be most suitable for...
Sketch a pH titration curve if 100.0 mL of 0.125 M NH3 solution is titrated with 0.15M HCl. Note the following three items on the curve. K, for NHa 1.8 x 105 pH= Calculate the starting pH (no HCl added) vol (mL)= Calculate the volume of HCl added to reach the equivalence point pH = Calculate the pH at the equivalence point.