55. Señalar sustancia, elemento
compuesto
mezcla homogénea, mezcla heterogénea
a) Agua de mar, aire, cloro gaseoso, cloruro de
sodio, leche
b) Helio gaseoso, yodo molecular, cloruro de
odio, leche, agua de mar
c)
Cloruro de sodio, cloro gaseoso, cloruro de
sodio, cerveza, concreto
d) Cerveza, concreto, agua de mar, helio
gaseoso, nitrógeno, leche
e)
Leche, agua de mar, aire, cerveza, concreto



Answer :

Final answer:

Classified substances like salt, pure water, and others as elements, compounds, homogeneous mixtures, or heterogeneous mixtures.


Explanation:

To classify the substances into elements, compounds, homogeneous mixtures, or heterogeneous mixtures:

  1. Salt: Compound
  2. Pure water: Compound
  3. Soil: Heterogeneous mixture
  4. Saltwater: Homogeneous mixture
  5. Pure air: Homogeneous mixture
  6. Carbon dioxide: Compound
  7. Gold: Element
  8. Bronze: Heterogeneous mixture

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