What is the compound name for Dierbium trisulfide?

Why are thunderstorm downdrafts cold? Where is the Longest side walk in the US? Tiny specialized structures in the cytoplasm of cells are referred to generally as? What plates cause Mauna Loa to erupt? What is the age of the stars rigel and capella? Can kumquats be propagated from seeds? Why is it that a tub of water placed in a farmers canning cellar helps prevent canned food from freezing in cold winters? What is a shiny mirror like metal mixed with iron? Is there a product that can dissolve the roots in a septic system without having to remove the roots in the tank? Why did Americans migrate from east to west? What are the formulas for finding base rate and percentage? What propels blood to the tissues? What enzyme does the salivary glands produce? What do you call it when different breeds or varieties are mated with one another? What is the state called if water turns into ice? Why are water molecules polar? What is wesenschau? One of the monosaccharides is a building block of a plant's cell wall. It is? Does hair grow longer at the equator? How many pounds of force do 380n struts generate?