Design a buffer that has a pH of 10.00 using one of the weak base/conjugate acid systems shown below. Weak Base Кь Conjugate Acid Ka рка CH3NH2 4.2x10-4 CH3NH3+ 2.4x10-11 10.62 CGH1503N 5.9x10-7 C6H1503NH+ 1.7x10-8 7.77 C5H5N 1.5x10-9 C5H5NH+ 6.7x10-6 5.17 How many grams of the bromide salt of the conjugate acid must be combined with how many grams of the weak base, to produce 1.00 L of a buffer that is 1.00 Min the weak base? grams bromide salt of conjugate acid = grams weak base = Submit Answer Retry Entire Group 9 more group attempts remaining
Design a buffer that has a pH of 4.61 using one of the weak acid/conjugate base systems shown below. Weak Acid Conjugate Base Ka рка HC204. C₂0₂2- 6.4 x 10-5 4.19 H2PO4 HPO42- 6.2 x 10-8 7.21 HCO3 CO32- 4.8 x 10-11 10.32 How many grams of the sodium salt of the weak acid must be combined with how many grams of the sodium salt of its conjugate base, to produce 1.00 L of a buffer that is 1.00 M in the weak base? grams sodium salt of weak acid = grams sodium salt of conjugate base = Submit Answer Retry Entire Group 9 more group attempts remaining
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!