If 0.500 mol of nan3 react what mass i'm grams of nitrogen would result

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.