D
dinhhongf


dot hoan toan hon hop C3H6 va C4H8,cho toan bo sp chay qua binh 1 dung H2SO4 d, binh 2 dung dd Ca(OH)2,thay khoi luong binh 1 tang 9g, binh 2 tang m gam.Tinh m?
giup minh nhe...thanks truoc nha
giup minh nhe...thanks truoc nha