??小編來(lai)為大(da)家解說一下:
活性(xing)炭在凈(jing)化水的(de)過程中發生的(de)是物理(li)變化。
活性(xing)炭(tan)具有(you)(you)吸附(fu)性(xing),能夠吸附(fu)水中(zhong)的色素、異味(wei)等雜(za)質(zhi)。在(zai)這個過程(cheng)中(zhong),活性(xing)炭(tan)只是將雜(za)質(zhi)吸附(fu)在(zai)其表面,而(er)沒有(you)(you)生(sheng)成新(xin)的物(wu)(wu)質(zhi)。因此,這一過程(cheng)屬于物(wu)(wu)理變(bian)(bian)化(hua)(hua)(hua),而(er)不是化(hua)(hua)(hua)學(xue)(xue)變(bian)(bian)化(hua)(hua)(hua)。物(wu)(wu)理變(bian)(bian)化(hua)(hua)(hua)和化(hua)(hua)(hua)學(xue)(xue)變(bian)(bian)化(hua)(hua)(hua)的本質(zhi)區別在(zai)于是否有(you)(you)新(xin)物(wu)(wu)質(zhi)生(sheng)成。在(zai)物(wu)(wu)理變(bian)(bian)化(hua)(hua)(hua)中(zhong),只是物(wu)(wu)質(zhi)的狀態或外形發生(sheng)變(bian)(bian)化(hua)(hua)(hua),而(er)沒有(you)(you)新(xin)物(wu)(wu)質(zhi)生(sheng)成;而(er)在(zai)化(hua)(hua)(hua)學(xue)(xue)變(bian)(bian)化(hua)(hua)(hua)中(zhong)。