Răspuns:
Explicație:
M Al2 O3= 2.27 + 3.16
=54 + 48 = 102--------> 102g/moli
MNH3= 14 + 3=17-------> 17g/moli
MH2 SO4= 2 + 32 + 4.16=98-------> 98g/moli
MCuSO4 =64 + 32 + 4.16= 160----> 160g/moli
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Răspuns:
Explicație:
M Al2 O3= 2.27 + 3.16
=54 + 48 = 102--------> 102g/moli
MNH3= 14 + 3=17-------> 17g/moli
MH2 SO4= 2 + 32 + 4.16=98-------> 98g/moli
MCuSO4 =64 + 32 + 4.16= 160----> 160g/moli