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Mathematics, 04.12.2021 23:10 magemenproduct

Mineral Z scratches talc (hardness: 1), but is scratched by gypsum (hardness: 2). What is the hardness of mineral Z? 1. Greater than 2

2. Less than 1

3. Somewhere between 1 and 2

4. None of the above

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Mineral Z scratches talc (hardness: 1), but is scratched by gypsum (hardness: 2). What is the hardne...

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