welphygirl6445 welphygirl6445

13-12-2021
SAT

contestada

A human fingernail has a hardness of approximately 2. 5. Which two minerals are softer than a human fingernail?.

Respuesta :

brandonreeves brandonreeves

13-12-2021

Answer:

gypsum and talc

Explanation:

gypsum has 2 hardness and talc has 1

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