How many moles of BHCl (acidic salt) would need to be added to 437 mL of 1.3 M B (a weak base) to produce a solution with a pH equal to 8.19? Report your answer to the thousandths place. The Kb of the weak base (B) is 4.2 × 10-7.         Please carefully explain each step!

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Q: 10) help

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Q: 19

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