Mineral is --- 1) both neutral and artificial 2)only pure element 3)natural material 4) artificial material

How many atoms or molecules are there in a mole of a substance?

Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.

Will a solution form when the solvent and solute are both nonpolar? a. not likely b. never c. most likely