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Bookmarks People Window Help x Baylor University CHEM 323 x .com/ibiscms/modibis

ID: 515051 • Letter: B

Question

Bookmarks People Window Help x Baylor University CHEM 323 x .com/ibiscms/modibis/view.php?id 3143851 4/27/20170200 PM 917100 84/12/2017 12:58 AM 6B Gradebook Print calaulator Perodic Table Question 8 of 12 many the of each reactant of the used, which is the limiting reactant, the number of determine how Mapdeb moles were of Use the equivalents of each reactant used, and the theoretical yield of benzilic acid. HO OH 80 M Potassium Hydroxide Benziic Acid (KOH) Mass 0.350g 206 mL Molecular 21023 g/mol 56.12 g/mol 22824 gmol Moles of benzil used Moles of KOH used Limiting reactant O benzil Scroll down to O potassium hydroxide Equivalents of benzil Equivalents of KoH Theoretical yield of benzilic acid O Previous Check Answer 0 Next HExk about us careers partners privacy policy terms of use contact us help ac Book Air

Explanation / Answer

Reaction of benzil to form benzilic acid with KOH

moles of benzil = 0.350 g/210.23 g/mol

                         = 0.0017 mol

moles of KOH = 6.0 M x 2.06 ml/1000 = 0.01236 mol

since moles of benzil is lower, this is the limiting reagent in the reaction.

Limiting reactant,

potassium hydroxide

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