Sentence Examples


  • It is a bluish-black powder which at high temperatures decomposes into the metal, dioxide and oxygen.
  • We can prepare, in the laboratory, a white powder that proves to be calcium carbonate, that is, it appears to be wholly composed of carbon dioxide and lime.
  • We find in nature two other unlike substances, marble and Iceland spar, each of which is wholly composed of carbon dioxide and lime.
  • But analysis has failed to find such differences.
  • Cobalt dioxide, Co02, has not yet been isolated in the pure state; it is probably formed when iodine and caustic soda are added to a solution of a cobaltous salt.

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