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Sergeeva-Olga [200]
3 years ago
15

Cubic zirconia is a substance produced in a laboratory. It looks nearly identical to a diamond. Why is it not a mineral?

Chemistry
2 answers:
galina1969 [7]3 years ago
7 0
The last one, not natuslly occuring
Lana71 [14]3 years ago
5 0

Answer:

it is not naturally occuring

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The teacher in item 10 also needs to order plastic tubing. If each of the 60 students need 750 mm of tubing, what length of tubi
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