What usually happens when a newborn smells vinegar, rotten eggs or ammonia?

How much energy moves onto the next level, in an energy pyramid

Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)

How many atoms are there in 5.70 mol of mg