16343 16343
  • 24-05-2017
  • Chemistry
contestada

Suppose you have an unknown mineral sample. You can scratch the mineral with a pen knife but not with your fingernail. The mineral is most likely _____.
A.talc
B.diamond
C.apatite
D.gypsum

Respuesta :

historyman historyman
  • 24-05-2017
i think A is the answer 
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