Muaj ob hom natural thiab man-made. Ib txwm hu ua sab hnub poob liab, nws yog cov ntshiab hlau oxide, uas yog cov hmoov liab. Vim muaj ntau txoj kev tsim khoom thiab kev ua haujlwm, lawv cov qauv siv lead ua thiab lub cev muaj zog sib txawv heev, thiab lawv cov xim txawv ntawm txiv kab ntxwv mus rau xiav mus rau ntshav. Lub zog zais thiab tinting zog yog qhov zoo heev. Ceev 5-5.25. Nws muaj lub teeb ua haujlwm zoo heev thiab kub kub tsis kam, thiab tiv taus huab cua cuam tshuam, pa phem thiab tag nrho cov alkalis. Nws maj mam dissolves tsuas yog thaum rhuab nyob rau hauv concentrated acid.
May 02, 2023
Lub cev muaj zog ntawm Hlau Oxide Liab
Koj Tseem Yuav Zoo Li
Xa lus







