Oblicz masę cząsteczkową :
mFes
mal203
mk2s
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Oblicz masę cząsteczkową :
mFes
mal203
mk2s
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mFeS = 56u + 32u = 88u
mAl2O3 = 27u*2 + 3*16u = 54u + 48u = 102u
mK2S = 2*39u + 32u = 78u + 32u = 110u
m FeS=56u+32u = 88u
m Al₂O₃=2*27u+3*16u = 102u
m K₂S=2*39u+32u = 110u