Help plz need answer asap

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

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tony (lordcaos066)

a. they are both space stations

happy to

pls mark as brainliest.

you didnt put any of the following

the right answer is c i just did the question.