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Given: A 70.0 mL solution of 0.191 M ammonia is titrated with 0.191 M HCl. The...

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Chemistry

Given: A 70.0 mL solution of 0.191 M ammonia is titrated with0.191 M HCl. The pKa for ammonium is 9.3.

Question:

The titration is basically figuring out what is in the breakerand selecting the correct formula.

1) 0.0mL HCl Added

What is in the beaker: __________

What is the formula ? __________

Calculate the numbers:

Find the pH. :

2) 25 mL of HCl Added

  • What is in the beaker? _____________

  • What is the formula: ____________

The numbers come from stoichiometry ofthe titration reaction.

Put the numbers in:

pH = ?

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