Saturday
July 26, 2014

Homework Help: chemistry

Posted by Amanda on Thursday, September 27, 2012 at 4:16pm.

A 27.00 mL sample of an unknown H3PO4 solution is titrated with a 0.110 M NaOH solution. The equivalence point is reached when 25.78 mL of NaOH solution is added. What is the concentration of the unknown H3PO4 solution? The neutralization reaction is:
H3PO4(aq) + 3NaOH(aq) -> 3H2O(l) + Na3PO4(aq)

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

College Chemistry - 1) A 25mL sample of the .265M HCI solution from the previous...
College Chemistry (DrBob222) - A solution of an unknown weak acid, HA, is ...
Chemistry - A titration involves titrating 0.4 M NaOH into a solution of 0.2 M ...
chemistry - A volume of 100mL of 1.00 M HCl solution is titrated with 1.00 M ...
AP Chemistry - There is an unknown amount of unlabelled monoprotic acid in an ...
chemistry - a sample of 20.0 mL of 0.100 M HCN (Ka=6.2*10^-10) is titrated with ...
CHEMISTRY - n unknown amount of water is mixed with 350 mL of a 6 M solution of ...
AP Chemistry - An unknown amount of water is mixed with 350 mL of a 6 M solution...
chemistry - What is the molarity of the acetic acid if 0.5ml of a vinegar ...
Chemistry - Question: A 0.400 g sample of propionic acid was dissolved in water ...

Search
Members