C6H12O6 + O2 --> CO2 + H2O is the overall chemical equation for biological respiration. How many moles of CO2 are produced by the reaction of 3.0 moles of C6H12O6 (a little more than a pound of glucose)?
(A) 0.50 moles (B) 2.0 moles (C) 3.0 moles (D) 18 moles (E) 790 moles