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- ...in water. (2) The total dissolved solids in water after all carbonates and organic matter have been oxidized. ...g out A procedure in which salt is added to a solution to cause an organic compound to precipitate so that it can be physically removed.82 كيلوبايت (10٬689 كلمة) - 10:36، 22 أكتوبر 2011
- * reduction A chemical reaction where an element or compound gains electrons causing a decrease in valence. * refractory organics Organic substances that are dif.cult or unable to be metabolized in a biological42 كيلوبايت (5٬461 كلمة) - 10:34، 22 أكتوبر 2011
- * sandwich compound * semiconducting compound47 كيلوبايت (4٬479 كلمة) - 17:45، 12 يوليو 2011