Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0321908449
ISBN 13: 978-0-32190-844-5

Chapter 2 - Section 2.7 - Density - Challenge Questions - Page 54: 2.91

Answer

6.4 gal

Work Step by Step

Distance traveled in 1 hour = 55 mile Mileage = 11 km / L 1 mile = 1.609 km 11 km x 1 mile / 1.609 km = 6.84 miles / L Gasoline consumed in 1 hour = 55 miles / 6.84 miles/L = 8.045 L gasoline required for 3 hour journey = 8.045 L x 3 = 24.135 L 3.785 L = 1 gal 24.135 L x 1 gal / 3.785 L = 6.4 gal
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