Chemistry, 23.03.2021 18:40 puchie1225

Use Mohs' hardness scale to answer the following question.
Mohs' Hardness Scale
softer
Talc
fingernail
(2.5)
Gypsum
2
Calcite
Fluorite
glass
(5.5)
Apatite
Orthoclase
Quartz
Topaz
8
steel nail
(6.5)
Corundum
9
Diamond
10
harder
A sample can be scratched by glass but not by a fingernail. Which two could be a sample be made of? A. Gypsum B. Fluorite C. Apatite D. Orthoclase

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Use Mohs' hardness scale to answer the following question.
Mohs' Hardness Scale
softer<...

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