Multiple Choice
What elements are in hydroxyapatite, Ca5 (PO₄) 3OH, a major compound in human bones and teeth?
A) carbon, potassium, oxygen, hydrogen
B) calcium, phosphorus, oxygen, hydrogen
C) carbon, phosphorus, oxygen, helium
D) calcium, phosphorus, oxygen, helium
E) carbon, potassium, oxygen, helium
Correct Answer:
Verified
Correct Answer:
Verified
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