Cuál es el resultado de
(r-5s)³
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samuel de champlain. in 1608, king henry iv sponsored pierre dugua, sieur de mons and samuel de champlain as founders of the city of quebec with 28 men. this was the second permanent french settlement in the colony of canada.

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a

the maximum mass of nh3 is nh3 in grams