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15 Cards in this Set
- Front
- Back
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Brønsted acid |
H+ donor |
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Brønsted base |
H+ acceptor |
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Lewis acid |
electron pair acceptor |
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Lewis base |
electron pair donor |
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Kw = ? |
Ka • Kb OR [OH-] • [H+] |
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Formula for calculating pH of weak acids |
-lg (Ka •[acid])^0.5 |
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Formula for calculating pOH of weak bases |
-lg (Kb • [base] )^0.5 |
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Acidic buffer formula |
pH = pKa + lg([salt]/[acid]) |
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Formula for alkaline buffer |
pOH = pKb + lg([salt]/[base]) |
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What undergoes hydrolysis? |
ions that come from weak substances |
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How to identify buffer solution? |
Weak acid/base and it’s salt |
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indicator for SA/WB |
methyl orange |
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Colour change for methyl orange |
Acidic: red Equilibrium: orange alkaline: yellow |
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Indicator for WA/SB |
Phenolphthalein |
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Colour change for phenolphthalein |
Acidic: colourless Alkaline: pink |
