At least 4 sentences long. Talk about how the chemicals that had only non-metals in them allowed the sodium polyacrylate to remain solid. The chemicals that had both metals and non-metals changed the sodium polyacrylate to a liquid.

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.)

The three types is stress that act on earths rocks are compression, tension, and

Which element is least likely to undergo a chemical reaction