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A 130.0 −mL buffer solution is 0.105 M in NH3 and 0.135 M in NH4Br. A)...

A 130.0 −mL buffer solution is 0.105 M in NH3 and 0.135 M in NH4Br. A) What mass of HCl can this buffer neutralize before the pH falls below 9.00? B) If the same volume of the buffer were 0.250 M in NH3 and 0.390 M in NH4Br, what mass of HCl could be handled before the pH falls below 9.00?

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queen_honey_blossom answered 2 years ago
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