How many moles of sodium hydroxide would have to be added to 150 mL of a 0.368 M hydrofluoric acid solution, in order to prepare a buffer with a pH of 3.160?  ____moles

Chemical Principles in the Laboratory
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Chapter25: Ph Measurements-buffers And Their Properties
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How many moles of sodium hydroxide would have to be added to 150 mL of a 0.368 M hydrofluoric acid solution, in order to prepare a buffer with a pH of 3.160?

 ____moles

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