Tuesday
September 16, 2014

Homework Help: chemistry

Posted by nikki on Tuesday, October 5, 2010 at 6:34pm.

if 400 mL of 0.1 M NaH2PO4 is mixed with 100 mL of 0.1 M H3PO4 what is the pH of the buffer mixture? The PKa of H3PO4 is 2.1.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Biochemistry - If 400 mL of 0.1 M NaH2PO4 is mixed with 100 mL of 0.1 M H3PO4, ...
Chemistry - pKa1 = 2.148, pKa2 = 7.198, pKa3 = 12.375 You wish to prepare 1.000L...
chemistry - 3. a) Calculate the pH of the buffer solution prepared by mixing 40...
College chemistry - A buffer that consists of a mixture of NaH2PO4 and K2HPO4 ...
Biochemistry DR.BOB - How many grams of NaOH(Mr 40) must be added to 100 ml of ...
college chemistry - which of the following combinations is not suitable for ...
chemistry - a 10.0mL sample of an unknown H3PO4 solution requirs 112mL of 0.100 ...
chemistry - An aqueous solution of phosphoric acid, H3PO4, contains 285 g H3PO4...
Chemistry - The neutralization of H3PO4 with KOH is exothermic. H3PO4(aq) + 3KOH...
chemistry - A buffer is made by dissolving H3PO4 and NaH2PO4 in water. a. write ...

Search
Members