# chemistry

What volume of a 2.5 M stock solution of acetic acid (HC2H3O2) is required to prepare 100.0 milliliters of a 0.50 M acetic acid solution?

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1. You don't need to do a balanced equation for this one. 2.5x =.100(.50)
x=.020 this would be 20 ml
the formula is Liters x Molarity =Moles
so 2.5Molar times x # of liters =.100 x.50

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2. 20ml

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3. How would you put it into a equation

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4. 0.020 liters is the correct answer

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