Chemistry question, Please help :)

Chemistry
Tutor: None Selected Time limit: 1 Day

If it takes 50 mL of 0.5 M KOH solution to completely neutralize 125 mL of sulfuric acid solution (H2SO4), what is the concentration of the H2SO4 solution?

Apr 12th, 2015

2KOH+H2SO4 = K2SO4 +2H2O

the mole ratio of KOH and H2SO4 is 2:1, 

so 

2*0.05*0.5= 1*0.125*x

x = 0.05/.125 = 0.40 M 

Apr 12th, 2015

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