Why does water in a kettle take so much time and energy to boil?

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

In one or two grammatically correct sentences, write a definition for the term molecule geometry

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?