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What NaCl concentration results when 219 mL of a 0.740 M NaCl solution is mixed with 492 mL of a 0.350 M NaCl solution?

Calculate the pH of 20.00 mL of 0.165 M solution of HClO3. b) Calculate the pH of the solution if 180.0 mL of 0.165 M MgBr2 is added to the solution in part a. c) Calculate the pH of the solution if 20.00 mL of 0.165 M NaOH is added to the solution in part a.

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