Question

A buffer solution contains 0.359 M CH3NH2Cl and 0.331 M CH3NH2 (methylamine). Determine the pH change when 0.090 mol HCIO4 is
A buffer solution contains 0.305 M NaHCO3 and 0.205 M Na2CO3. Determine the pH change when 0.061 mol HNO3 is added to 1.00 L
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Answer #1

R 0.359 M M NH 3 al and 0.331 M cha wil2 n (Conjugate Bases Men n hare = molef Base 0.331 M X 1L = 0.331 male .navid = molefo(NaHCO3) (Na₂ oz) Base = 0.205 mol Shoppen Solna naud = 0.30S M X, = 0. 305 mol (n=0.06t mal ? Í (HNO3) added , All Wen L im

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A buffer solution contains 0.359 M CH3NH2Cl and 0.331 M CH3NH2 (methylamine). Determine the pH change...
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