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