#### Answer

The new ring is genuine.

#### Work Step by Step

m= 4.53g
V= 0.212 cm^{3}
Use d=m/v
So d= 4.53g/0.212 cm^{3}
d= 21.4 g/cm^{3}
Density of platinum is 21.4 g/cm^{3} so the ring is genuine since they have the same density.

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Published by
Pearson

ISBN 10:
0134112830

ISBN 13:
978-0-13411-283-1

The new ring is genuine.

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