1.2 Chemistry and You >

Chapter 1
Introduction to Chemistry
1.1 The Scope of Chemistry

1.2 Chemistry and You
1.3 Thinking Like a Scientist
1.4 Problem Solving in Chemistry

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1.2 Chemistry and You >

CHEMISTRY & YOU

How is chemistry used to study worlds other than your own?
Scientists who know chemistry have used the Hubble Space
Telescope to discover water and compounds containing carbon on a planet located 63 light years from Earth.
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1.2 Chemistry and You > Why Study Chemistry?

Why Study Chemistry?
What are three general reasons to study chemistry?

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1.2 Chemistry and You > Why Study Chemistry?

Chemistry can be useful in explaining the natural world, preparing people for career opportunities, and producing informed citizens.

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1.2 Chemistry and You > Why Study Chemistry?

Explaining the Natural World
Chemistry can help you satisfy your natural desire to understand how things work.

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1.2 Chemistry and You > Why Study Chemistry?

Explaining the Natural World
Chemistry can help you satisfy your natural desire to understand how things work. For example, chemistry can explain:
• why cut apples turn brown upon exposure to air.

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Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved.

1.2 Chemistry and You > Why Study Chemistry?

Explaining the Natural World
Chemistry can help you satisfy your natural desire to understand how things work. For example, chemistry can explain:
• why cut apples turn brown upon exposure to air.
• why the texture of eggs changes from runny to firm as eggs are boiled.

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Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved.

1.2 Chemistry and You > Why Study Chemistry?

Explaining the Natural World
Chemistry can help you satisfy your natural desire to understand how things work. For example, chemistry can explain:
• why cut apples turn brown upon exposure to air.
• why the texture of eggs changes from runny to firm as eggs are boiled.
• why water expands as it freezes.

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Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved.

1.2 Chemistry and You > Why Study Chemistry?

Explaining the Natural World
Chemistry can help you satisfy your natural desire to understand how things work. For example, chemistry can explain:
• why cut apples turn brown upon exposure to air.
• why the texture of eggs changes from runny to firm as eggs are boiled.
• why water expands as it freezes.
• why sugar dissolves faster in hot water than in cold water. 9

Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved.

1.2 Chemistry and You > Why Study Chemistry?

Explaining the Natural World
Chemistry can help you satisfy your natural desire to understand how things work. For example, chemistry can explain:
• why cut apples turn brown upon exposure to air.
• why the texture of eggs changes from runny to firm as eggs are boiled.
• why water expands as it freezes.
• why sugar dissolves faster in hot water than in cold water. • why yeast makes bread dough rise.
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1.2 Chemistry and You > Why Study Chemistry?

Preparing for a Career
Chemists contribute to society in many ways. You do not need to have the word chemist in your job title to benefit from understanding chemistry.

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Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved.

1.2 Chemistry and You > Why Study Chemistry?

Preparing for a Career
Chemists contribute to society in many ways. You do not need to have the word chemist in your job title to benefit from
understanding