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1.) What is the pH of a solution created by combining 1.34 mole of HOBr and...

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Chemistry

1.) What is the pH of a solution created by combining 1.34 moleof HOBr and 0.47 mole NaOH in a 1.00L solution? Ka HOBr= 2.5 x 10-9

2.) What is the pH after 0.24 moles of NaOH is added to abuffer containing 1.00 moles of NH3 and 1.00 molesNH4Cl ? Kb NH3 = 1.8 x10-5

3.) What is the pH of a buffer made by combining 0.69 molesHOBr with 0.65 moles NaOBr in a 100.00mL solution? KaHOBr = 2.5 x 10-9

Answer & Explanation Solved by verified expert
4.2 Ratings (709 Votes)
1 Mol HOBr 134 mol NaOH 047 volume of solution 100 L Ka HOBr 25 E9 We write the reaction between NaOH and HOBr NaOH aq HOBraq NaOBr aq H2O l I 047 134 0 0 C 047 047 047 E 0 087 047 Here we use    See Answer
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