Which excerpt below includes a metaphor? a It is the top floor of a warehouse and an office building in Amsterdam, Holland. b The sharply peaked roof of the building is outlined against a sea of other rooftops stretching way into the distance. c Nearby is the belfry of a church tower, the Westertoren, whose carillon rings out the hours. d Occasionally faint sounds float up from below.

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).

the ratio of the conjugate base to the acid required to attain the desired ph.