The Hope Diamond weighs 44.5 carats,and there are 200 mg per carat.What is the mass of the Hope Diamond in kilograms?
A)0.000890 kg
B)0.00890 kg
C)0.0890 kg
D)0.890 kg
E)8.90 kg

Question

Quizplus · Accepted Answer

The Hope Diamond weighs 44.5 carats. Since there are 200 mg per carat, the mass in milligrams is 44.5 carats * 200 mg/carat = 8900 mg. To convert milligrams to kilograms, divide by 1,000,000 (since 1 kg = 1,000,000 mg): 8900 mg / 1,000,000 = 0.00890 kg.

The Hope Diamond Weighs 44