The reported solubility of 5-FU in water is 11.1 mg/mL. Calculate the molarity (M) of a water solution of 5-FU that is 10.0 mg/mL.  Work out the problem on a separate piece of paper and upload a photo of your response at the end of the test. Please mark the problem clearly and show your work. Enter the molarity in the box below.   ___________ M (Canvas likes decimals and not scientific notation.  Please enter your answer as a decimal.

The water solubility of cisplatin is reported as 2.53 g/L. What volume in milliliters of a solution at this concentration would be required to deliver a therapeutic dose of 95.0 mg to an adult male? Work out the problem on a separate piece of paper and upload a photo of your response at the end of the test. Please mark the problem clearly and show your work. Enter the volume in the box below.   ____________ mL 

The platinum-191 electron capture reaction has a half-life of 3.0 days. If the initial radiation of a 191Pt sample measures 40 mCuries, what will it measure after 12 days?  Include units in your answer. Work out the problem on a separate piece of paper and upload a photo of your response at the end of the test. Please mark the problem clearly and show your work. Enter the radiation in the box below.    

Two of the hydrogen atoms in 5-FU are each bonded to one of the two nitrogen atoms in the molecule. Is it possible that the H in this N–H bond can form a hydrogen bond with a water molecule in solution? 

If 100. mL of water is added to 20. mL of 4.0 M NaCl, what is the final concentration of the solution?

Written Response General Guidelines: Express all numerical answers to the proper number of significant figures. You must show your work for full credit. Total points on this portion: 40

What is the correct name for S2Cl2?

How many grams of sucrose (table sugar: C12H22O11; molar mass: 342.3 g/mol) are there in 75.0 mL of 0.150 M aqueous solution of table sugar?

If a solid compound has a relatively high melting point, most likely the ________. (Mark all that apply.)

Draw the Lewis structure of the phosphate anion (PO43−).  Draw the Lewis structure on a separate piece of paper and upload a photo of your response at the end of the test. Please mark the problem clearly and show your work.