How many microliters of 1.000 M NaOH solution must be added to 25.00 mL of a 0.1000 M solution of lactic acid to produce a buffer with pH = 3.80?
Suppose that a 10 mL sample of a solution is to be tested for Cl- ion by addition of 1 drop (0.2 mL) of 0.11 M AgNO3.What is the minimum number of grams of Cl- that must be present in order for AgCl(s) to form?
The solubility product for Zn(OH)2 is 3e-16. The formation constant for the hydroxo complex, Zn(OH)4 2- is 4.6e17. What is the minimum concentration of OH- required to dissolve 1.2e-2 mol of Zn(OH)2 in a liter of solution?