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Find the pH during the titration of 20.00 mL of 0.2300 M nitrous acid, HNO2 (Ka...

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Chemistry

Find the pH during the titration of 20.00 mL of 0.2300 M nitrousacid, HNO2 (Ka = 7.1 ✕ 10-4), with 0.2300 M NaOH solution after thefollowing additions of titrant. a) 0mL b)10.00mL c) 15.00mL d)19.00mL e)19.95 mL f) 20.00mL g) 20.05mL h) 25.00mL

Answer & Explanation Solved by verified expert
3.6 Ratings (579 Votes)
a pka of HNO2 LOGKa log71104 315 pH 12pkalogC 12315log023 19 b No of mol of HNO2 201000023 00046 mol No of mol NaOH added 101000023 00023 mol it is at half    See Answer
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