Hydrates are compounds that incorporate water molecules into their fundamental solid structure. In a hydrate (which usually has a specific crystalline form), a defined number of water molecules are associated with each formula unit of the primary material. Gypsum is a hydrate with two water molecules present for every formula unit of CaSO4.
LOS ANGELES, California (CNN) -- After losing out five times, director Martin Scorsese was awarded his first Oscar on Sunday for his mob informer movie The Departed.. And moments after Scorsese walked offstage, clutching his Oscar, The Departed was named best picture.
Clint Eastwood's Million Dollar Baby captures four top awards at 77th Academy Awards: best picture, best director, best actress (Hilary Swank) and best supporting actor (Morgan Freeman); The Aviator wins five awards, including best supporting actress (Cate Blanchett), as director Martin Scorsese is denied Oscar for best director for fifth time; Jamie Foxx wins best actor award for his portrayal of blues musician Ray Charles in Ray; photo (M)