Human Anatomy & Physiology (9th Edition)

Published by Pearson
ISBN 10: 0321743261
ISBN 13: 978-0-32174-326-8

Chapter 2 - Chemistry Comes Alive - Review Questions - Page 59: 14


(c) increasing the particle size

Work Step by Step

Smaller particles move faster, allowing more collisions to occur more forcefully, therefore increasing reaction rate. Increasing particle size would slow down the particles, reducing collisions and therefore reducing the reaction rate. The other answers would all increase reaction rate.
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