How many liters of 0.250 M HCl would be required to react completely with 7.50 grams of magnesium hydroxide?

1 answer

Mg(OH)2 + 2HCl ==> MgCl2 + 2H2O
Follow the steps is this example stoichiometry problem. You get moles by moles = M x L instead of step 1 as shown.
http://www.jiskha.com/science/chemistry/stoichiometry.html