The quantity 1.0 mg/cm²is the same as 1.0 × ________ kg/m². A)10^-4 B)10² C)10^-6 D)10^-2 E)10⁴

Name: The quantity 1.0 mg/cm 2 is the same as 1.0 × ________ kg/m 2 . A)10 -4 B)10 2 C)10 -6 D)10 -2 E)10 4
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Quizplus · Accepted Answer

1 mg = 10^-6 kg 1 cm = 10^-2 m 1 U = 1 1 P = 10^-12 Therefore, 1.0 mg/cm² = 1.0 x (10^-6 kg) / (10^-2 m) ² = (10^-6 / 10^-2 ) x 1.0 ² = 10^-4 x 1.0 ² = 1.0 x 10^-2² = 10^-2 kg/m².

The Quantity 1