What is the pH of a solution of the buffer containing 0.0085 M HC5H3NCI and 0.0077...
Tries remaining Pants out of 10 p u esto What is the pH of a solution of the buffer containing 0.004 M HCNO and 0.062 M NaCNO? The K of HCNO is 2.0x10-4 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check Question 14 What is the ratio of base to acid needed to obtain a pH of 4.51 for buffer containing HCSHENCI and CsH5N? The Ka of HC.HSN is 5.88x10-6 Multiple...
What is the ratio of base to acid needed to obtain a pH of 5.21 for buffer containing HCSHENCI and CsH5N? The K, of HCSHSN is 5.88x10-6 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response.
Which of the following pH values are within the buffer range for a buffer containing 0.5 M CH3COOH and 0.5 M CH3COONa? The Ka for CH3COO– is 1.8×10–5. Select any answers that apply. Multiple tries are permitted; however, 25% (1/4) point will be deducted for each incorrect response. Select one or more: 2.76 5.09 0.57 3.81 8.11
14 Question 14 Tries remaining 2 Points out of 1.00 Flag question What is the ratio of base to acid needed to obtain a pH of 5.59 for buffer containing HCSH5NCI and CsH5N? The Ka of HC5H5N* is 5.88x10 Multiple tries are permitted; however, 20% ( 1/5) point will be deducted for each incorrect response
please include the work for each oart , as im trying to practice to get a better understanding part 1 part 2 part 3 part 4 part 5 part 6 What is the pH of a solution of the buffer containing 0.0005 M HU5H5NUI NU UUUUU IV C5H5N? The Ką of HC5HsNt is 5.88x10-6 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Select the correct answer to the questions below with regards to...
What is the pH of a 0.00831 M solution of NH(CH3)3Cl? The K of N(CH3)3 is 6.3x10-5 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response
What is the pH of a 12.5 M solution of H2SO,? The first proton completely dissociates; the K, for the second proton is 1.2x10-2 Answers must be accurate to 2 decimal places. Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response.
What is the pH of a 13.5 M solution of H2SO? The first proton completely dissociates; the K, for the second proton is 1.2x10-2 Answers must be accurate to 2 decimal places. Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response.
13 Question 13 Tries remaining 2 Points out of 1.00 P Flag question What is the pH of a solution of the buffer containing 0.004 M HCNO and 0.062 M NaCNO?! The K of HCNO is 2.0x10-4 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response.
please show the work on how to solve as im trung to get the hang of it part 1 part 2 part 3 part 4 part 5 What is the percent ionization of a 0.00600 M solution of HCO2H? The K, is 1.8x10-4 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response. What is the pOH of a 0.02129 M solution of LiHS? The Ka of H2S is 8.9x10-8 Multiple tries are permitted; however,...