. Dẫn 4,48 lít SO2 (đktc) vào bình đựng 100 ml hỗn hợp NaOH 0,5M và Ba(OH)2 1M thì thu được m gam kết tủa và dung dịch X. a) Giá trị của m là

if you mean hydrogen and oxygen then water is the product

answer is: naturally occurring solid, inorganic compound or element is mineral.

minerals usually have crystalline form, that means than crystal constituents (atoms, molecules or ions) are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions.

for example magnetite is a mineral of iron oxide (fe₂o₃).

calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (caco₃).

dolomite is an   carbonate mineral composed of calcium magnesium carbonate (camg(co₃)₂).