Check your understanding of concepts from 2·4–2·7 Water has features that enable it to support all life by answering the following questions.
1. The pH scale is a direct measure of:
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2. The tendency of water molecules to stick together is called:
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3. Hydrogen bonding among water molecules gives water all of the following important properties, EXCEPT:
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4. A chemical compound that releases H+ into a solution is called:
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5. Which of the following accurately describes a buffer?
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