Biology
Biology, 29.01.2020 16:50, sassyunicorngir

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

answer
Answers: 3

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Mineral x is scratched by a diamond. mineral x

-has a mohs hardness of 10
-can't...

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