Problem: A student weighs out 0.568 g of KHP (molar mass = 204 g/mol) and titrates to the equivalence point with 36.78 mL of a stock NaOH solution. What is the concentration of the stock NaOH solution? KHP is an acid with one acidic protona) 3.15 Mb) 0.0757 Mc) 0.100 Md) 0.943 Me) none of these

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Recall that at the equivalence point of a titration:

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Problem Details

A student weighs out 0.568 g of KHP (molar mass = 204 g/mol) and titrates to the equivalence point with 36.78 mL of a stock NaOH solution. What is the concentration of the stock NaOH solution? KHP is an acid with one acidic proton

a) 3.15 M

b) 0.0757 M

c) 0.100 M

d) 0.943 M

e) none of these

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Our tutors have indicated that to solve this problem you will need to apply the Equivalence Point concept. If you need more Equivalence Point practice, you can also practice Equivalence Point practice problems.