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4 Cards in this Set
- Front
- Back
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Acid
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substance that releases hydrogen ions into water, increasing [H+]
-blue litmus turns red -sour (lemons) -acid rain=5.6 |
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Base
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substance that releases hydroxide ions (OH) into water, decreasing [H+]
-red litmus turns blue -bitter and slippery (maalox) |
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pH scale
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strongly acidic= less than 2
weakly acidic=2-7 neutral=7 weakly basic=7-12 strongly basic= greater than 12 pH= -log[H+] |
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buffer
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solution that resists changes in pH when acid or base is added
-citric acid and sodium citrate |
