A 16.0 g sample of iron has a volume of 2.035 cm3. What is its density expressed to the correct number of significant figures?
A) 0.127 g/cm3
B) 32.6 g/cm3
C) 7.86 g/cm3
D) 7.862 g/cm3
E) 7.9 g/cm3
Correct Answer:
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