I posted this exact question a few days ago and some doofus said it wasn't clear....

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Chemistry

I posted this exact question a few days ago and some doofus saidit wasn't clear. I don't know how to make it any more clear. Thisis all the information the question gives. There are 5 parts, A-E.Please answer them all. Thank you.
Consider the titration of a 20.0 âˆ’mL sample of 0.110 M HC2H3O2with 0.125 M NaOH. Determine each quantity:
Part A)
The initial pH = ?
Part B)
The volume of added base required to reach the equivalencepoint.
V = ? mL
Part C)
The pH at 4.00 mL of added base.
pH = ?
Part D)
the pH at one-half of the equivalence point.
pH = ?
Part E)
The pH at the equivalence point.
pH = ?

Answer & Explanation Solved by verified expert

3.7 Ratings (331 Votes)

Ka for acetic acid 18105 pKa log18105 474 CH3COOH CH3COO H aLet x drop in concentration of CH3COOH At Equilibrium CH3COOH 011x and CH3COOH x Ka x2011x 18105 when solved using solver of x H 0000141 pH log0000141 385 This is the initial PH Part B Moles See Answer

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