E3_04 - Answer#sig figs 3 Calculator input 0.00254 x 2.54 ...

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page 3 ___ pts NAME: __________________________ Chemistry 100 E 3 9/27 SPRING 2004 Professor: Dr. Gergens Solve the following problems to correct number of significant figures. Show your work for full credit. 1. Convert 5050 kg to milligrams Answer #sig figs 3 Calculator input 5050 x 1 EE 3 ÷ 1 x 1 ÷ 1 EE (+/-) 3 = 5.05 x 10 9 mg 10 -3 g 1kg ? mg = 5050 kg x 10 3 g x 1 mg = 2. Convert 0.00254 inches into millimeters
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Unformatted text preview: Answer #sig figs 3 Calculator input 0.00254 x 2.54 ÷ 1 x 1 EE (+/-) 2 ÷ 1 x 1 ÷ 1 EE (+/-) 3 = 6.45 x 10-2 mm 10-3 m 1 cm 1 in ? mm = 0.00254 in x 2.54 cm x 10-2 m x 1 mm = 3. Convert 5.00 x 10 3 pounds into kilograms Answer #sig figs 3 Calculator input 5.00 EE 3 x 454 ÷ 1 x 1 ÷ 1 EE 3 = 2.27 x 10 3 kg 1 lbs 10 3 g ? kg = 5.00 x 10 3 lbs x 454 g x 1 kg =...
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