Explain the dissociation constant ka of ha

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Reference no: EM13209409

Part A

What is the pH of a buffer prepared by adding 0.708mol of the weak acid HA to 0.609mol of NaA in 2.00 L of solution? The dissociation constant Ka of HA is 5.66×10?7.
Ph= 6.18

Part B

What is the pH after 0.150mol of HCl is added to the buffer from Part A? Assume no volume change on the addition of the acid.

Part C

What is the pH after 0.195mol of NaOH is added to the buffer from Part A? Assume no volume change on the addition of the base.

Reference no: EM13209409

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