An open glass of water is placed on the table. After a while, the
temperatures and volume of the water are both altered. What
kind of system does this describe?

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.

hope this : -)

tony (lordcaos066)

answer: i dont know the answer but this might

explanation:

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