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Which is the weakest base? Reference Ka values in Appendix H. Multiple tries are permitted; however,...
Question 5 Tries remaining: 2 Points out of 1.00P Flag question Predict which of the following bases is the weakest. Multiple tries are permitted; however, 33% (1/3) point will be deducted for each incorrect response Select one CIO CIO CO; 0 Сіо; Check action
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
Question 11 Tries remaining 1 Points out of 1.00 Flag question For the reaction below, determine the standard change in Gibb's free energy, 4Gº (kJ). Reference relevant 4Gº formation values in Appendix G. P(s) +506) - PO.(*); K = 0 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check
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
9 Question 9 Tries remaining: 2 Points out of 1,00 P Flag question What is the pH of a 0.00831 M solution of NH(CH3)3Cl? The Kb of N(CH3)3 is 6.3x10-5 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response
part 1 part 3 part 4 Tries remaining Points out of 1.00 P Flag question The molar solubility of mercury (1) sulfate (Hg2SO4) is 5.7 x 10-3 M. Determine the Ksp This question allows multiple attempts, however, 1/5 (20%) point will be deducted if an incorrect submission is submitted. Answer: Check Question 2 Tres remaining Points out of 100 pFing question The Ksp for the salt calcium hydroxide (Ca(OH)2) is 1.3 x 10-6. Determine its molar solubility This question allows...
Check Question 8 Tries remaining: 2 Points out of 1.00 P Flag question What is the poH of a 0.01305 M solution of LiHS? The Ka of H2S is 8.9x10-8. Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response. Answer: Check 59% A RAPJA ві в е год. е
please show work for each part , thank you part 1 part 2 part 3 part 4 The remaining Points out of 1.00 P Flat question What is the percent ionization of a 0.00473 M solution of HCO H? 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,...
Question 7 Tries remaining Points out of 100 prag question For the reaction below, determine the standard change in entropy, 45° (J/K). Reference relevant s values in Appendix G. CS(6) + 3CU(g) → CCI + SC16) Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check
Question 15 Tries remaining: 1 Points out of 1.00 P Flag question Which of the following pH values are within the buffer range for a buffer containing 0.5 M NaHSO4 and 0.5 M Na2SO4? The Ka for HS04 is 1.2x10-2 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 1.21 0.21 2.54 4.13 7.89 Check action 10