Instructor: John Williams. In chemistry, water is considered to be the universal solvent, and materials that are hydrophilic can dissolve in it. Hydrophobic molecules, however, do not dissolve in water. This lesson discusses the characteristics necessary for molecules to be considered hydrophobic.n chemistry, water is considered to be the universal solvent, and materials that are hydrophilic can dissolve in it. Hydrophobic molecules, however, do not dissolve in water.
Stephen Hawking (born January 8, 1942) is a British scientist, professor and author who has done groundbreaking work in physics and cosmology whose books have helped to make science accessible to everyone. At age 21, while studying cosmology at the University of Cambridge, he was diagnosed with amyotrophic lateral sclerosis (ALS).
Steve Downes. For those of a similar name, see Stephen Downes (disambiguation). Steve Downes (born June 28, 1951) is an American DJ and voice actor. He is best known for his work as the voice of the Master Chief in the Halo video game series. He worked as a disc jockey at Los Angeles, California, Album-oriented Rock radio stations KWST (1978-1981), KEZY-AM (1981-1982) and KLSX (1994), but is best remembered working evening drive at KLOS from 1982 to 1991.