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Q: The number of minerals arranged in the Moh's scale of hardness is:
  • A. 10
  • B. 12
  • C. 8
  • D. 15
Correct Answer: Option A - Hardness– The Moh's scale of hardness for minerals is used for finding. Hardness of minerals. • The scale compresses ten minerals, arranged in order of ascending hardness, the soffest is assigned a value of 1 and the hardest a value of 10.
A. Hardness– The Moh's scale of hardness for minerals is used for finding. Hardness of minerals. • The scale compresses ten minerals, arranged in order of ascending hardness, the soffest is assigned a value of 1 and the hardest a value of 10.

Explanations:

Hardness– The Moh's scale of hardness for minerals is used for finding. Hardness of minerals. • The scale compresses ten minerals, arranged in order of ascending hardness, the soffest is assigned a value of 1 and the hardest a value of 10.