Homework Help: Chemistry

Posted by Jeconiah on Tuesday, June 5, 2012 at 3:29am.

When sulfuric acid reacts with ammonia solution an ammonium salt and water are produced. Calculate the volume of 3mol/dm3 of acid required to react exactly with 25ml of a 2.5mol/dm3 of ammonia solution.

Chemistry - DrBob222, Tuesday, June 5, 2012 at 2:09pm
H2SO4 + 2NH3 ==> (NH4)2SO4
How many mols NH3 do you have? That is M x L = mols = ?

How many mols H2SO4 will it take to exactly react with the NH3? That will be 1/2 mols NH3 = ?

M H2SO4 = mols/dm^3
You know M and mols, solve for dm^3.

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