Weak vs Strong Acids/Bases

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13 Terms

1
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K formula

[products]/[reactants]

2
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Kw

ionization constatant for water

3
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ka

ionization constant for an acid

4
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kb

ionization constant for a base

5
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strong acids and bases traits:

  • dissocate

  • strong electrolyte

  • ionic/polar

6
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weak acids and bases

  • partially dissociate

  • weak electrolyte

  • nonpolar/weak polar

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how do yk strog acids

bottom 5 on soluble chart + NO3

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how do yk strong bases

exceptions for OH

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small Ka/b=

weaker

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large Ka/b=

stronger

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calculating with STRONGS use

normal formulas

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calculating with WEAKs use

  1. rewrite equation

  2. make equalibrium (k) expression

  3. plug in give values

  4. cross multiply

  5. use normal formulas

13
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when writting an acid the products are always

a H and rest of compund (those equal eachother so x²