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In: Chemistry

A commercial brand of white vinegar contains 5.38 g of acetic acid per 100 mL of...

A commercial brand of white vinegar contains 5.38 g of acetic acid per 100 mL of vinegar. If you titrate a 10.00 mL sample of undiluted vinegar, what volume (in mL) of 0.1014 M NaOH should you expect to need to use to reach the endpoint of the titration?

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Expert Solution

molarity    = W*1000/G.M.Wt * volume in L

                = 5.38*1000/60*100

                 = 0.896M

CH3COOH + NaOH------------> CH3COONa + H2O

1 mole             1 mole

CH3COOH                                       NaOH

M1 = 0.896M                                    M2 = 0.1014M

V1 = 10ml                                          V2 =

n1 = 1                                                 n2 = 1

                       M1V1/n1   =    M2V2/n2

                          V2            =   M1V1n2/M2n1

                                          = 0.896*10*1/0.1014   = 88.36ml of NaOH >>>>answer


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