Pick out the wrong unit conversion of mass transfer co-efficient? March 12, 2019 by QuizMaster A. 1 lb/hr.ft3.atm. = 4.8182 kg/hr.m2.bar B. 1 kg/hr.m2.atm= 0.98687 kg/hr. m .bar C. 1 lb/hr.ft2 = 4.8823 kg/hr.m2 D. 1 kg/hr.m2 = 4.8823 lb/hr.ft2