Answer to Question #154164 in General Chemistry for vic

Question

The density of an unknown metal at room temperature, is  0.43 g/cm³. What is that density in pounds per cubic inch?  1 inch = 2.54 cm, 1 lb = 0.45369 kg.

Express your answer to the correct number of significant figures.

Answer 1

0.43 g/cm³

1 inch = 2.54cm

1 lb = 0.45369 kg

0.43 g/cm³ = 0.01553474 lb/in³

0.01553474 lb/in³

In significant figures

1.553474×10^-2 lb/in³ or

15,534.74 ×10^-6 lb/in³ or

15,534,74 × 10^-8 lb/in³