How many moles of NO2 are needed to increase the temperature of a 333 gram block of iron from 22⁰C to 1300⁰C? (specific heat of iron is 0.49 J/g⁰C) 3NO2 + H2O --> 2HNO3 + NO ∆H = - 138 kJ /mol

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?