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.
Runners up: Five persons have each won three Oscars for acting: (1) Walter Brennan won three Oscars for Bes â¦ t Supporting Actor; (2) Ingrid Bergman won two Best Actress Oscars and one for Best Supporting Actress; (3) Jack Nicholson won two Oscars for Best Actor and one Oscar for Best Supporting Actor; (4) Meryl Streep won two Best Actress Oscars and one for Best Supporting Actress; (5) Daniel Day-Lewis became the first person ever to win three Oscars for Best Actor.