21. The anhydrous form can be produced by treating powdered nickel with iodine. 22. The anhydrous compound is a yellow or brownish-colored paramagnetic solid. 23. Dissolution is also different for anhydrous and hydrous forms of a drug. 24. The anhydrous form adopts a structure similar to that of calcium carbide. 25. At what acid concentration does anhydrous copper sulfate no longer absorb water? 26. Anhydrous ammonia has an acutely toxic effect on humans when they breathe it.27. He said anhydrous ammonia can also be used to make the drug methamphetamine. 28. Tanks of anhydrous ammonia, a key meth ingredient, were also camouflaged. 29. Containers may explode when heated, but anhydrous ammonia is not itself explosive. 30. A substance that does not contain any water is referred to as anhydrous .
