Chemical Description. Sodium carbonate is a sodium salt of carbonic acid and a strong base. It is supplied as a white, odorless powder that is hygroscopic and very soluble in water producing a strong alkaline solution.
v. walked, walkÂ·ing, walks. v.intr. 1. To move over a surface by taking steps with the feet at a pace slower than a run: a baby learning to walk; a horse walking around a riding ring. 2. a. To go or travel on foot: walked to the store.
Walker is an occupational surname for a fuller, or one who originally walked on raw, damp cloth in order to shrink and thicken it. Derived from the Middle English walkcere, meaning a fuller of cloth, and the Old English wealcan, to walk or tread.. Walker is the 28th most popular surname in the United States and the 15th most common in England. Surname Origin: English, Scottish. Alternate Surname Spellings: WALLKER, WALKAR, WALKERE.