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Calculeaza maza moleculara a N2 ,HCI,H2O,H2SO4​

Răspuns :

Răspuns:

N2=2×14=28 u

HCl=1+35.5=36.5 u

H2O=2×1+16=18 u

H2SO4=2×1+32+4×16=2+32+64=98 u