Answer to Question #337960 in Chemical Engineering for Izzie

Question

In order to meet a certain octane number specification, it is necessary to produce gasoline containing 80%w isooctane and 20%w n-heptane. How many liters of a high-octane gasoline containing 90%w isooctane and 10%w n-heptane must be blended with a straight-run gasoline containing 65%w isooctane and 35%w n-heptane to obtain 16625liters of desired gasoline? The specific gravity of each of the liquids is 0.84