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Asked by Anna

1.513g of monoprotic acid (HX) is dissolved in water, and the volume is 250.0 ml after the dissolving. The solution was then titrated 38.12g of .100 M NaOH to reach the end point of the titration. What is the molecular weight of HX?
13 years ago

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Answered by DrBob222
I assume you meant 38.12 mL and not g.
mols NaOH = M x L = ?
mols monoprotic HA = same.
M HA = mols HA/L HA
mol HA = grams/molar mass. You have mols and grams, solve for molar mass.
13 years ago

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