FREE-RESPONSE (“SHOW-YOUR-WORK”) QUESTION 1Work this problem on scratch paper and choose an answer below. When you finish the exam, you must immediately submit your complete written solution to the eCampus dropbox set up for this problem. The dropbox can be found under the Dropbox menu in eCampus. You must show all work for full credit. A 10-kg sign is held in equilibrium by two ropes, as shown in the figure. What is the tension in rope A? (15 points total)

In which of the following ways are syphilis and yaws similar?

Why are eukaryotic parasite infections of humans more difficult to treat than bacterial infections of humans?

EXAM PROBLEM #1 Instructions: In the textbox below, for each compound, type in: What type of compound it is (acid, ionic compound, molecular compound) AND the formula of the compound using the naming rules from this class. Use the T2 button to format subscripts.  Remember to turn it on and then turn it off. Label your answers A, B, C. There is no need to write anything on your “work” pages, but you can if that helps you. Compounds: A.  strontium hypochlorite B.  chromic acid C.  copper(I) oxalate

EXAM PROBLEM #5 Question:  Is this molecule polar or nonpolar?   Instructions:  Type your answer to the question (polar or nonpolar) in the textbox below. Type an explanation for how you can tell in the textbox below.  Be specific and complete.  Show all supporting work on your “work” page.  Identify which problem it is:  #5

EXAM PROBLEM #1 Instructions: In the textbox below, for each compound, type in: What type of compound it is (acid, ionic compound, molecular compound) AND the formula of the compound using the naming rules from this class. Use the T2 button to format subscripts.  Remember to turn it on and then turn it off. Label your answers A, B, C. There is no need to write anything on your “work” pages, but you can if that helps you. Compounds: A.  strontium hypochlorite B.  chromic acid C.  copper(I) oxalate

EXAM PROBLEM #7 Instructions:  Type your answer to the question in the textbox below.  Show all work on your “work” page.  Identify which problem it is:  #7 Question: A 10.0 mL sample of 2.63 M NaOH solution is combined with enough water to make 87.4 mL total. What is the molarity of NaOH in this new solution?  

In the body, lipids ________.

Mrs. Weaver made $5000.00 from a garage sale. She decided to invest the money into a bond account paying 15% compounded quarterly. If she kept the money in the account for 4 years, how much money did se have at the end of the 4 years?

The pancreas makes _______________