Predict what happens when 0.700 g of K2SO4 is added to 0.500 L of a 0.20 M AgNO3 solution. The Ksp of Ag2SO4 is 1.2 x 10-5. (Assume no change in volume)   

Predict what happens when 0.210 g of K2SO4 is added to 0.500 L of a 0.35 M AgNO3 The Ksp of Ag2SO4 is 1.2 x 10-5. (Assume no change in volume) 

A 0.075 M solution of an unknown weak acid has a pH of 2.38. Determine the percent ionization of that acid.

What is the molar solubility of lead (II) chloride (PbCl2), the Ksp is 1.7 x 10-5?

What is the pH of a solution made of 0.552 M cyanic acid (HCNO) with 0.789 M of sodium cyanate (NaCNO)?

For this question you need to do the work on Honorlock then show the work to the camera.  Immediately Go to Exam 3 Free Response Upload Spring 2025 and submit your work I will look at the time between ending this exam and uploading your work. You will not see this question in the upload so do not submit until you are done with this question.  For Full Credit show all your work including reactions, equations, and math. A 0.0125 M solution of a weak acid (HA) has a pH of 2.48. Calculate the acid ionization constant (Ka) for the acid.  

A 198.6 mL sample of 0.318 M potassium hydroxide, KOH is being titrated against 0.548 M selenic acid, H2SeO4. Determine the volume of H2SeO4 needed to reach the equivalence point.

A saturated solution of metal (II) hydroxide, M(OH)2, has a =1.24 x 10-2 Determine the value of the Ksp for M(OH)2.

Which of the species below is/are a Lewis acid?

A saturated solution of metal (II) hydroxide, M(OH)2, has a =4.84 x 10-3 Determine the value of the Ksp for M(OH)2.