1 Calculate the fraction of association ( ) for thefollowing concent...

1. Calculate the fraction of association (Î±) for the following concentrations of sodium butanoate. (Assume Ka =...

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Chemistry

1. Calculate the fraction of association (Î±) for thefollowing concentrations of sodium butanoate. (AssumeK_a = 1.52â€‰âœ•â€‰10^âˆ’5 andK_w = 1.01â€‰âœ•â€‰10^âˆ’14. Enter unroundedvalues.)
(a)Â Â Â Â 1.04â€‰âœ•â€‰10^âˆ’1MÂ Â
(b)Â Â Â Â 1.04â€‰âœ•â€‰10^âˆ’2M
(c)Â Â Â Â 1.04â€‰âœ•â€‰10^âˆ’12M
2.How many milliliters of 0.248 M HNO₃should be added to 217 mL of 0.00662 M 2,2'-bipyridinehydrochloride to give a pH of 4.18? (Assume pK_a= 4.34 and K_w = 1.01â€‰âœ•â€‰10^âˆ’14.)

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3.7 Ratings (487 Votes)

The association reaction of sodium butanoate isCH3CH2CH2COOaq H2O CH3CH2CH2COOH OHaq Kb Kw Ka 101x1014 152x105InitconcM 104x101 0 0eqmconcM104x101 We calculate Kb Kb 101x1014 152x105 6645x1010then we can calculate a See Answer

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