Naproxen sodium, also known as sodium 6-methoxy-α-methyl-2-napthaleneacet ate, (c14h13nao3), is an anti-inflammatory medication, often used to treat rheumatic or musculoskeletal disorders. if each tablet contains 300 mg of naproxen sodium, and a typical adult dose is one tablet every eight hours. • determine the molar mass of naproxen sodium. show all steps to find the answer. • calculate the number of moles of naproxen sodium in a single tablet. show all steps to find the answer. • calculate the number of moles of naproxen sodium that an adult would have taken if she took two doses of naproxen sodium in one day. show all steps to find the answer.