What is the pH of a solution prepared by mixing of 45.0 mL of 0.184 M...
the ph of a solution prepared by mixing 45.0ml of 0.182 M koh and 45.0 ml of 0.146M hcl is
What is the pH of a solution prepared by mixing 32.1 mL of 0.183 M KOH and 32.1 mL of 0.145 M HCl is at 25 °C?
Question Completion Status: QUESTION 28 The pH of a solution prepared by mixing 50 mL of 0.183 M KOH and 35.0 mL of 0.145 M HCl is Hints: the acid-base reaction is following: H(aq) + OH(aq) → H200) + NaCl(aq) 0.0051 mol of OH- is remaining after adding HCl into KOH and the total volume of the mixing solution is 0.085 L (85 mL = 50 ml + 35 mL) 1.314 OA 1.403 08 0.00824 oc 12.597 OD 12.778 08...
What is the pH of a solution prepared by mixing 25.0 mL of 0.100 M benzoic acid and 50.0 mL of 0.050 M KOH ? (Ka benzoic acid = 6.4 x 10-5) A. 8.36 B. 5.19 C. 8.81 D. 9.04 E. 5.64
What is the pH of a solution prepared by mixing 100. mL of 0.0500 M HCl with 300. mL of 0.500 M HF? [Ka(HF) = 7.1 10–4] Group of answer choices 1.63 2.82 2.01 0.81
What is the pH of a solution prepared by mixing 25.00 mL of 0.10 M methylamine, CH3NH2, with 25.00 mL of 0.10 M methylammonium chloride, CH3NH3C1? Assume that the volume of the solutions are additive and that Kb = 3.70 times 10-4 for methylamine. 10.27 10.57 10.87 11.78 Which statement about buffers is true? Buffers have a pH = 7. Buffers consist of a strong acid and its conjugate base. A buffer does not change pH on addition of a...
Calculate the pH of the following solutions: a) Calculate the pH of the solution obtained by mixing 20.00 mL of 1.00 M HCl with water until a volume of 2000 mL. b) Calculate the pH by mixing 5.00 mmol of HNO3 with 5.00 mmol of KOH, in a total volume of 1000 mL of solution c) Calculate the pH by mixing 5.00 mmol of C6H5COOH with 3.00 mmol NaOH, and bring up to volume 300 mL. d) Calculate the pH...
The pH of a solution prepared by mixing 63.7 mL of 0.125 M Mg(OH)2 and 254.1 mL of 0.125 M HCl is ________. Submit your answer in the following format: 2 decimal places (Example: 7.13) The pH of a solution prepared by mixing 63.7 mL of 0.125 M Mg(OH)2 and 254.1 mL of 0.125 M HCl is ________. Submit your answer in the following format: 2 decimal places (Example: 7.13)
A solution is prepared by mixing 20.0 mL of 0.050 M acetic acid and 10.0 mL of 0.100 M HCl. What is the pH of the solution? ( Ka acetic acid = 1.8 x 10-5) A. 2.36 B. 0.22 C. 1.48 D. 1.00 E. 0.48
Calculate pH when: solution prepared by mixing 112.0mL of 1.3x10^-3 M HCL and 444.0 mL of M HClO4 (assume that volumes are additive) Solution prepared by mixing 1120 mL of 1.3 10-3 M HCl and 444.0 mL of 1.0-103 MHCIO, (Assume that volumes are additive ) Express your answer using two decimal places. pH- Submt Request Answer ide Feedback