Chemistry 10th Edition

Published by Brooks/Cole Publishing Co.
ISBN 10: 1133610668
ISBN 13: 978-1-13361-066-3

Chapter 1 - The Foundations of Chemistry - Exercises - Chemical and Physical Properties - Page 37: 23


a) chemical b) physical c) chemical d) chemical e) chemical

Work Step by Step

a) This is a chemical change as it involves a colour change. b) This is a physical change as there is no change in colour, heat is not released, no bubbles are released and no precipitate is formed. c) This is a chemical change as heat is released. d) This is a chemical reaction as heat is released.
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