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n =
n =
n = 0,2 mol
untuk N₂O₅ (dinitrogen penta oksida) maka
Mr = 2.Ar N + 5. Ar O
Mr = 2.14 + 5.16
Mr = 108
n =
0,2 =
gr = 108.0,2
gr = 21,6 gram
gr=n.Mr N2O5=0,2×108=21,6 gr
gw bner gk sih? :v