# Chemistry

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Calucluate the pH of 100 mL of buffer that is 0.075 M NH4Cl and 0.175 M NH3 before and after the addition of 1.00 mL of 5.05 M HNO3

I have no idea where to even start. HELP!

• Chemistry -

Set up ICE charts and use the Henderson-Hasselbalch equation.

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