What are the minor components in a mixture called? Parts, pure substances, impurities, contents

To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?

Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.

What two categories of toxins were present in the air at dish,texas as a result of the gas pipelines that pass through the area