Respuesta :
a pure substance is, as its name suggests, pure: such as oxygen O[tex]_{2} [/tex]
a mixture is not a pure substance, such as water: H[tex]_{2} [/tex]O
a mixture is not a pure substance, such as water: H[tex]_{2} [/tex]O
pure substances are further broken elements and compounds.
mixtures are physically combined structures that can be separated into original components
mixtures are physically combined structures that can be separated into original components