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

by Timberlake, Karen C.

Published by Prentice Hall

ISBN 10: 0321908449

ISBN 13: 978-0-32190-844-5

Combining Ideas from Chapters 1 to 3 - Page 93: CI.4d

Answer

146.14 min

Work Step by Step

Energy from two bars = 1023 x 2 = 2046 kJ Energy expenditure = 840 kJ /h = 14 kJ / min Minutes needed to walk to expend energy from two bars = 2046/14 = 146.14 min

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