Oleum or fuming sulfuric acid available commercially in concentrations ranging from 20 to 99.9% sulfur trioxide.
A. What is the percent by mass of sulfur trioxide (SO3 ) if oleum is expressed as 3H2 SO4 . 5SO3 ? Show your solution.
B. Discuss at least three potentially hazardous features associated with concentrated sulfuric acid. 200 APA