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  • Positive exercises

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Stress Pattern

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Primary Stress

PO si tive

3

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Suggested exercises

1.  Explain why the water molecules in the image are oriented the way they are.
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Useful words

dipole
negative end is oxygen
cation
little circles are nuclei, not oxygen atoms
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2. A student asks you if all water-soluble species have positive charge.  Give an answer.
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negative charge
anions
opposite orientation of water molecules
neutral
hydrogen bonding
polar versus non-polar
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