5 moles of H2
..............
Answer:
The correct answer is Dust
Explanation
Dust is a dry dirt in powder form usually found on surfaces of items in a building, it comprises of very small particles of soil, sand and sometimes includes toxic substances, skin cells,bacteria, soil particles, particles of clothing material, tiny pieces of dead insects and pollen
The answer is B the highest point
Answer:
B They move because of the convection currents in the mantle.
Each correspond to a principal energy level