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.
25. a distance walked or to be walked, often in terms of the time required: a ten-minute walk from here. 26. the gait or pace of a person or an animal that walks. 27. a characteristic manner of walking. 28. (in baseball) the awarding of first base to a batter to whom four balls have been pitched.