3- What is the pH of a solution prepared by mixing 50 mL of 0.0219 M ammonium chloride with 50 mL of 0.0292 M ammonia?...
ANS:. . 4 3-What is the pH of a solution prepared by mixing 50 mL of 0.02 19 M ammonium chloride with 50 mL of 0.0292 M ammoni Report your answer to three decimal places ANS:. 4- Calculate the pH if you add 1 ml of 0.01 M HCI to the buffer from question #3. Repost you answer to three decimal places. ANS:.. 5-Calculate the pH if you added 1 mL of 0.01 M NaOH to the buffer from question...
What is the pH of a buffer prepared by mixing 20.00 mL of 0.0300 M ammonium chloride with 40.00 mL of 0.0450 M ammonia? What is the resulting pH if 1.00 mL of 0.10 M HCl is added to this solution?
1- Suppose 15 mL of 0.50 M ammonium chloride are added to the 40.00 mL of 1.0 M ammonia and 15 mL of water. (A) Blank # 1: Calculate the pH of the buffer solution. (B) Blank # 2: Suppose 10.00 mL of 0.10 M NaOH are added to the buffer. Calculate the moles of ammonia remaining in solution. Report your answer using decimal notation (not scientific notation). (C) Blank # 3: Suppose 10.00 mL of 0.10 M NaOH are...
Consider a buffer prepared by mixing 75ml of 0.03640 M ammonia (NH3) solution with 28ml of 0.02454 M ammonium chloride solution (pKb of ammonia is 4.75) 1. What will the pH be? 2. If you add 1 mL of 0.1780 M HCl, what will the new pH be?
Consider a buffer prepared by mixing 75ml of 0.03640 M ammonia (NH3) solution with 28ml of 0.02454 M ammonium chloride solution (pKb of ammonia is 4.75) 5. If you added 1 mL of 0.2550 M NaOH to 103 mL of pure water, what would the pH be?
4) A buffer solution is prepared by dissolving 5.40 g of ammonium chloride in 20.0 mL of water a mixing it with 35.0 mL of 10.0 Mammonia. Ky for ammonia is 1.8x10° a) What is the pH of this buffer solution b) This buffer solution is diluted with water to volume of 100.0 mL and 5.00 mL of 0.500 M HCl are added to the 100.0 mL of buffer. What is the expected pH of the buffer solution after the...
A buffer solution contains 0.229 M ammonium chloride and 0.457 M ammonia. If 0.0568 moles of hydroiodic acid are added to 250 mL of this buffer, what is the pH of the resulting solution ? (Assume that the volume does not change upon adding hydroiodic acid) pH = Submit Answer Retry Entire Group 9 more group attempts remaining A buffer solution contains 0.443 M ammonium chloride and 0.314 M ammonia. If 0.0313 moles of potassium hydroxide are added to 225...
A solution contains 0.179 M ammonium chloride and 0.434 M ammonia. The pH of this solution is A buffer solution is 0.397 M in HF and 0.312 M in NaF. If K, for HF is 7.2x10-4, what is the pH of this buffer solution? A buffer solution is 0.358 M in H3PO4 and 0.258 M in NaH2PO4. If Ki for H3PO4 is 7.5 x 10-3, what is the pH of this buffer solution? pH =
2. (5 pts) Find pH of a solution prepared by mixing 45 mL of 0.1 M ammonia and 65 mL of 0.3 M ammonium chloride. K of ammonia is 1.8x10.
What is the pH of an aqueous solution made by combining 41.20 mL of a 0.4608 M ammonium chloride with 45.82 mL of a 0.3866 M solution of ammonia to which 3.070 mL of a 0.0838 M solution of NaOH was added? What is the pH of an aqueous solution made by combining 41.56 mL of a 0.4057 M sodium formate with 45.00 mL of a 0.3759 M solution of formic acid? What is the pH of an aqueous solution...