Chemistry, 06.06.2020 23:00 lizbeth696
The chemical formula for emerald is Be3Al2(SiO3)6. An emerald can be described as
a pure substance because it is a compound.
a pure substance because it is an element.
an impure substance because it is chemically combined.
an impure substance because it is a mixture.
Answers: 3
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The chemical formula for emerald is Be3Al2(SiO3)6. An emerald can be described as
a pure substance...
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English, 08.07.2020 03:01
