Co2
nacl
hc
these may all be classified as..
a)
elements and co...
![subject](/tpl/images/cats/mat.png)
Mathematics, 14.10.2019 20:00 keirarae2005
Co2
nacl
hc
these may all be classified as..
a)
elements and compounds.
b)
elements and molecules.
c)
elements and pure substances.
d)
compounds and pure substances.
elaborate on how to classify elements and pure compounds
a)
these materials are homogeneous mixtures because they have a uniform composition throughout.
b)
these can be either homogeneous or heterogeneous materials based on the individual solubility of each.
c)
elements and pure compounds are homogeneous materials because they have a uniform composition throughout.
d)
they are heterogeneous materials because they do not have a uniform composition or appearance throughout.
ms. roberts asked tim to put the label "compound" on the correct jar in the picture. which of the four substances is a compound?
a)
chlorine
b)
nitrogen
c)
sodium
d)
water
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