The chemical formula for an 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: 1
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Right anwser gets marked brainliest newton's discovery concerning how fast an object will change speed is the: 1st law 2nd law 3rd law universal gravitation
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Chromium(iii) sulfate is a transition metal compound containing the metal chromium and the polyatomic ion sulfate. the oxidation state of chromium in this compound is , and the chemical formula of the compound is ( ) . reset next
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The chemical formula for an emerald is Be3Al2(SiO3)6. An emerald can be described as
a pure substa...
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