An antacid tablet contains 168 mg of the active ingredent ranitude hydrochoride How many grams of the compound are in the tablet?

To convert milligrams to grams, divide the number of milligrams by 1,000, since there are 1,000 milligrams in a gram. Therefore, 168 mg of ranitidine hydrochloride is equal to 0.168 grams (168 mg ÷ 1,000 = 0.168 g).