Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0132525763
ISBN 13: 978-0-13252-576-3

Chapter 2 - Matter and Change - 2 Assessment: 89

Answer

1st answer: Match - Heat, color, smell Baking - color, taste Soap - Bubbles, chemical conversion 2nd answer: Plastic - Color change, heat, smell Fireworks - color, light, smell, heat Fuels - smell, color, heat, gas

Work Step by Step

1st answer: Helpful - Striking a match - Baking or mixing reactant ingredients - Soaps / safe cleaning things 2nd answer: Harmful - Burning plastic - Fireworks - Burning fossil fuels
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