Six astronauts are still on the space station as part of a planned year-long stay in space, the longest tour of duty in the station's 15-year history.
The molecular formula of citric acid is C 6 H 8 O 7. The chemical formula for citric acid is best shown by a diagram of its complete structural formula. This shows how the atoms are arranged in the molecule. Citric acid has three carboxyl or-COOH groups and is triprotic in nature.
Salt (Sodium Chloride, NaCl) is an inorganic compound. The classification of an organic compound is that it is a molecule that contains a carbon atom. Everything else can be â¦ considered inorganic. Some molecules that contain carbon are also inorganic such as carbon dioxide or calcium carbonate.alt (Sodium Chloride, NaCl) is an inorganic compound. The classification of an organic compound is that it is a molecule that contains a carbon atom. Everything else can be â¦ considered inorganic. Some molecules that contain carbon are also inorganic such as carbon dioxide or calcium carbonate.