What is the half-life of Naproxen? (In other words, how long does it take for the naproxen level to decrease to half of its original level. Use the table you started above and extend it. Between what two hours would the level decrease to 110 mg.) b. The table below shows the level of ibuprofen in the bloodstream x hours after absorption. Ibuprofen tablets are usually 200 mg. Hours after absorptionLevel of ibuprofen (mg) 0 1 2 3. 4. 200 149.8 112.2002 84.03795 62.94442 c. What is the half-life of ibuprofen? (In other words, how long does it take for the ibuprofen level to decrease to half of its original level. You can find this answer by looking at the table in c.) d. Explain in a sentence (or two at most) the difference in the metabolism of ibuprofen and naproxen.