Ahydrated salt is a solid that includes water molecules within its crystal structure. a student heated a 9.10-gram sample of a hydrated salt to
a constant mass of 5.41 grams. what percent by mass of water did the salt contain?
(1) 3.69% (3) 40.5%
(2) 16.8% (4) 59.5%

Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?