12.  a) Below is the structure of minaxolone, an anesthetic….

12.  a) Below is the structure of minaxolone, an anesthetic.  Label each indicated functional group of this molecule.  (8 pts)                  b) Below is a condensed formula of an organic compound.  Rewrite it as a line-angle structure.  (4 pts)                  CH3CH2CH2CH2C(CH3)2CH2Br  

16.  a) Calculate the molar solubility of silver(I) chromate…

16.  a) Calculate the molar solubility of silver(I) chromate, Ag2CrO4. Ksp = 1.2 X 10-12.  (10 pts)        b) Alex solves the following problem:                   What is the molar solubility of chromium(III) hydroxide at pH 5.75?  Ksp = 1.6 X 10-30            He solves the problem below.  He makes three mistakes.  What are they?  (Do NOT determine the correct answer!)  (6 pts)        

15.  a) Calculate the pH of 1.45 X 10-4 M HNO3. (6 pts)    …

15.  a) Calculate the pH of 1.45 X 10-4 M HNO3. (6 pts)        b) Calculate the value of Ka for hypoiodous acid when a 0.0144 M hypoiodous acid solution has a percent ionization of 4.00 X 10-3 at pH 6.24.  (6 pts)        c)  A kinetic experiment yields the graph below for a decomposition reaction.  It takes 37 s for the concentration of reactant A to drop from 0.300 M to 0.279 M.  Calculate the half-life, in minutes, of this decomposition reaction.  (12 pts)              

Assuming that the user provides 49 as input, what is the out…

Assuming that the user provides 49 as input, what is the output of the following code snippet? int x = 0; int y = 0; System.out.print(“Please enter y: “); Scanner in = new Scanner(System.in); y = in.nextInt(); if (y > 50); { x = y; } System.out.println(“x: ” + x);