What aspect of an organism makes it an invasive species? It does harm and is introduced to the ecosystem,
It is from a different ecosystem
It is harmful to organisms in the new ecosystem
It has no predators in the new ecosystem

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)

i'm wiling to try and you : )

it forms an anion that has a larger radius. anions have a negative charge and are larger than the original atom.