Given the following two solutions:
0.200 M HCl(aq)
0.200 M NH3 (aq) with pKb = 4.74
A mixture is made using 50.0 mL of the NH3 solution and 25.0 mL of the HCl solution. What is the solution's pH?Hint: After HCl is added, treat the solution as a buffer.
A) 8,96
B) 9.56
C) 4.74
D) 9.26
E) 4.44
Correct Answer:
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