Răspuns :
Răspuns:
Explicație:
H2SO4 M= 2 + 32 + 4.16=98----> 98g/moli
Al2O3 M=2.27 + 3.16=102----> 102g/moli
CaCO3 M= 40 + 12 + 3.16=100----> 100g/moli
MgCl2 M= 24 + 2.35,5= 95----> 95g/moli
KNO3 M= 39 + 14 + 3.16= 101-----> 101g/moli
H3PO4 M= 3 + 31 + 4.16=98----> 98g/moli
HCl M= 1 + 35,5= 36,5 -------> 36,5g/moli
CO2 M= 12 + 2.16=44-----> 44g/moli
N2O3 M= 2.14 + 3.16=76-------> 76g/moli
Na2SO4 M= 2.23 + 32 + 4.16=142-------> 142g/moli
Fe2O3 M= 2.56 + 3.16=160----> 160g/moli