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The flask shown here contains 10.0 mL of HCl and a few drops of phenolphthalein indicator. The buret contains 0.220 M NaOH.?
1.What volume of NaOH is needed to reach the end point of the titration?
2. What was the initial concentration of HCl?
Update:
The flask is 50.0 mL
1 Answer
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- GTBLv 76 years ago
We do not have sufficient data; we know there is 100 ml of HCl at an unknown concentration so we have no way of knowing how many mmoles HCl are present; therefore we have no way of knowing how many ml of 0.220 M NaOH are required to neutralize to the phenolphalein end point.
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