H
haili66


cho so do` : FeS2(90%)--->SO2(98%)----->SO3(94%)---->H2SO4
tu 1 tan FeS2chua 20%tap chat dc H2SO4 theo so do do'.Tinh m H2SO4dc dc.<Ban nao bit tinh tong hieu. suat' cua qua trinh la bao nhieu thi bay cho minh luon nha>THANKS
tu 1 tan FeS2chua 20%tap chat dc H2SO4 theo so do do'.Tinh m H2SO4dc dc.<Ban nao bit tinh tong hieu. suat' cua qua trinh la bao nhieu thi bay cho minh luon nha>THANKS