# Chemistry

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I'm trying to work out the equation for when ammonia solution is added to zinc hydroxide solution. I think a precipitate forms.

[Zn(OH)4]2- + NH3(aq) + H2O(l) --> ????

Zn(OH)2 + 4NH3 ==> Zn(NH3)4(OH)2
The Zn(OH)2 forms a soluble complex ion with NH3.

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