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37. You have 500.0 mL of a buffer solution that is 0.30 M HF and 0.50 M KF. Ka for HF is 7.1 x 10-4 a) Calculate the pH of the buffer. b) Calculate the pH of the buffer after adding 0.020 moles of HCI. OOH c) Calculate the pH of the buffer after adding 0.030 moles KOH.

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37. You have 500.0 mL of a buffer solution that is 0.30 M HF and 0.50 M KF.
Ka for HF is 7.1 x 10-4
a) Calculate the pH of the buffer.
b) Calculate the pH of the buffer after adding 0.020 moles of HCI.
OOH
c) Calculate the pH of the buffer after adding 0.030 moles KOH.

 
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