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A) The compound methylamine is a weak base like ammonia. A solution contains 9.46×10-2 M CH3NH3+...

A) The compound methylamine is a weak base like ammonia. A solution contains 9.46×10-2 M CH3NH3+ and 0.292 M methylamine, CH3NH2.
The pH of this solution is___________________

B) A solution contains 0.254 M ammonium chloride and 0.240 M ammonia.
The pH of this solution is_____________

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