Used to flavor vanilla ice cream and other foods) is the substance whose aroma the human nose detects in the smallest amount. the threshold limit is 2.0 x 10-11 g per liter of air. if the current price of 50.0 g of vanillin is $104, determine the cost to supply enough vanillin so that the aroma could be detected in a large aircraft hangar with a volume of 5.95 x 107 ft. guided solution