REVIEW QUESTIONS
Chem 65 Quiz

  1. Normal human blood has a cholesterol concentration of about . How much total cholesterol (in g) does a person have if the normal blood volume in the body is 5 L ?
  2. Sulfuric acid is produced in larger amounts than any other chemical- 9536 lb in 1995. What is the volume of this amount in liters if density of sulfuric acid is ?
  3. If the mixture of substances in drawing (a) represents the mixture before reaction, which of the drawings (b)-(d) represent the mixture after reaction has completed. Provide an explanation for our choice.
(a)
(b)
(c)
(d)
  1. Tellerium, a group 6 element, forms the oxoanions and . What are the likely names for these anions? Which other group 6 oxoanions are these similar to?
  2. An average cup of coffee contains about 125 mg of caffeine, . How many molecules of caffeine are in a cup of coffee?
  3. A physician orders isotonic sodium lactate body mass to be delivered by IV for a 164-lb patient with severe acidosis. The IV tubing delivers at the rate of 20 drops and set for a flow rate of 15 drops/min. How long (hrs & min) should the IV be set to run for this patient?
  4. To prevent bacterial infection, a doctor orders 4 tablets per day of amoxicillin for 10 days. If each tablet contains 250 mg of amoxicillin, how many ounces of medication are given in 10 days? ( )

ANSWERS

  1. 10 g
  3. No answer provided
  4. No answer provided
  5. molecules
  6. 8 hr 17 min
  7. 0.36 oz