How many grams are in 2.00 moles of N? Watch your significant figures. A. 28.0 moles N
B. 28 moles N
C. 2.8 g N
D. 28.0 g N

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage