Itzel R.

asked • 10/19/20

Determine if the following salt is neutral, acidic or basic

Determine if the following salt is neutral, acidic or basic. If acidic or basic, write the appropriate equilibrium equation for the acid or base that exists when the salt is dissolved in aqueous solution. If neutral, simply write only NR.


NH₄Br

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J.R. S. answered • 10/19/20

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NH4Br is the salt formed from the weak base NH4OH and the strong acid HBr. Therefore, a solution of this salt will be acidic.


NH4Br(aq) + H2O(l) ==> NH4OH(aq) + HBr(aq)

NH4+(aq) + H2O(l) ==> NH3(aq) + H3O+(aq) ... hydrolysis of NH4+

Ka(NH4+) = [NH3][H3O+]/[NH4+]

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Hailey H.

what should be marked aq and l in the equation?
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04/02/21

J.R. S.

tutor
I included the phases in my original answer
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04/02/21

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