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12-03-2024
Chemistry

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Consider the titration of 300.0 ml of 0.425 M NH₃ (Kb = 1.8 × 10⁻⁵) with 0.500 M HNO₃. After 150.0 ml of 0.500 M HNO₃ have been added, the pH of the solution is:

a) 4.74
b) 5.29
c) 8.23
d) 9.16

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