Consider 2.50 L of a buffer solution made from NaOH and 3.50 M H3PO4 at pH 2.16 that has a total concentration of phosphate containing species of 0.151 M.What volume of 3.50 M H3PO4 was required to make the buffer solution?What mass of NaOH was required to make the buffer solution?How many mL of 2.00 M HCl must be added to the buffer solution to change its pH by 1.25 units?
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Expert's answer
2011-06-09T13:33:46-0400
Use this formula pH = pK + log([A-]/[HA]) for further explanations submit your assignment to our control panel and our experts will help you.
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