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Worksheet #7 Key 1. A) Calculate the pH of a solution that is 0.01 M in C6H5COOH and 0.030 M in NaC6H5COO.B) To 1 L of above solution we add .001 mole/liter of solid NaOH. Assuming no volume change,what is the pH of the resulting solution? 2OC) To 100.0 mLof the original solution, we add 10.0 mL of a 0.010 M HCl solution. What is the pH of the resulting solution?