Seudónimo Seudónimo

18-05-2016
Biology

contestada

Mineral X is scratched by a diamond. Mineral X _____.

-has a Mohs hardness of 10
-can't be scratched by a penny
-is softer than a diamond
-must be a precious metal

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Аноним Аноним

19-05-2016

Mineral X is softer than a diamond.

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AnimalMaster AnimalMaster

28-11-2018

Well seeing as a diamond can scratch a diamond it's either A or C.

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