1) You have 50 mL of a buffer solution that is 0.15 M in HA and...

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1) You have 50 mL of a buffer solution that is 0.15 M in HA and...

1) You have 50 mL of a buffer solution that is 0.15 M in HA and 0.25 M in A^-. Calculate the pH of the solution after you add 100 mL of 0.01 M HCl to the solution. The pKa of HA is 4.75.

2)You wish to prepare 100 mL of a buffer solution that is 0.025 M in carbonic acid (H₂CO₃). The pKa of H₂CO₃ is 6.351. Calculate the amount of H₂CO₃, in grams, that you will need to weigh out.

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Answer 1

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ume 5DnlP 2 atidt tu o HA (o.IS X D.OS nmlosm HA (0.IS Xo. os nD Dos+Dl) 0.0067 D.0833 o os O 0.D766 os6? aud o os a 4881← 14

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1) You have 50 mL of a buffer solution that is 0.15 M in HA and...

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