How many moles of nitrogen gas are in each tire?

Introduction of drugs into the gastrointestinal tract is a form of administration. a. enteral b. topical c. parenteral d. inhalation

People who practice which of the following diets may run the risk of not getting enough iron. a. gluten free or vegan diet b. diet for managing diabetes c. vegan diet d. gluten free diet

Where are the noble gases located in the periodic table? a. in the center b. on the left side c. in the upper right corner d. on the far right side