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You make 10-4 M solutions of NaOH and NaHCO3 and a 10-4.3 M solution of Na2CO3. You use pure distilled water that has been fully degassed.

a. What are the pH and alkalinity of these three solutions immediately after you make them?

b. What are the pH and alkalinity of these three solutions after they are allowed to equilibrate with the atmosphere?

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