What is the pH of a buffer made from 0.220 mol of HCNO (Ka = 3.5 × 104) and 0.410 mol of NaCNO in 2.0 L of solution?

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Q: 7. Br2 hv 8. H. HNO3 H2SO4 9. NO2 Cl2 FeCl3 CH3 10. O2N- CH3 H2, Pd/C ethanol

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A: pH of a buffer solution can be calculated using the Henderson - Hasselbalch equation.

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Q: mass of precipitate

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.