Which is an example of a nonmetallic mineral? Ca = calcium, Cu = copper, Al = aluminum
A. gypsum: CaSO4
B. azurite: Cu3(CO3)2(OH)2
C. gold: Au
D. gibbsite: Al(OH)3
Answer: A
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What will be an ideal response?
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Answer the following statement true (T) or false (F)
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