Key Concepts
• How do you calculate the molarity of a solution?
• What effect does dilution have on the total moles of solute in solution?
• What are two ways to express the percent concentration of a solution?
Vocabulary
• concentration
• dilute solution
• concentrated solution
• molarity (M)
Reading Strategy
Summarizing When you summarize, you restate the key ideas in your own words. As you read about molarity, making dilutions, and percent solutions, summarize the main ideas in the text. In your summary, be sure to include all the key terms and the sentences in boldfaced type.
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