# Calculate the pH of a buffer solution that contains 0.56 M NaH2PO4 and 0.21M Na2HPO4 Calculate...

###### Question:

Calculate the pH of a buffer solution that contains 0.56 M NaH2PO4 and 0.21M Na2HPO4

Calculate the change in pH if 0.050 g of solid NaOH is added to 200 mL of the solution in the problem above.

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