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July 1, 2015

Homework Help: Chemistry

Posted by Kim on Monday, April 5, 2010 at 5:58pm.

Lithium nitride reacts with water to form ammonia and aqueous lithium hydroxide.

Li3N(s) + 3H2O(l) ==> NH3(g) + 3LiOH(aq)

a)What mass of water is needed to react with 32.9g Li3N?
b)When the above reaction takes place, how many molecules of NH3 are produced?
c)Calculate the number of grams of Li3N that must be added to an excess of water to produce 15.0L NH3(at STP).

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