You can identify a metal by carefully determining its density.A 29.51 g sample of an unknown metal is 1.50 cm long,2.50 cm wide,and 1.00 cm thick.What is the possible identity of the element?
A) Nickel; density = 8.90 g/cm3
B) Aluminum; density = 2.70 g/cm3
C) Silver; density = 10.5 g/cm3
D) Iron; density = 7.87 g/cm3
E) Chromium; density = 7.20 g/cm3
Correct Answer:
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