Tuesday
April 21, 2015

Homework Help: AP CHEMISTRY

Posted by MARY on Saturday, March 3, 2012 at 4:25pm.

A buffer, consisting of H2PO4− and HPO42−, helps control the pH of physiological fluids. Many carbonated soft drinks also use this buffer system. What is the pH of a soft drink in which the major buffer ingredients are 7.20 g of NaH2PO4 and 4.90 g of Na2HPO4 per 355 mL of solution?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

AP Chemistry - A buffer, consisting of H2PO4− and HPO42−, helps ...
college chem - You are instructed to create 400. mL of a 0.40 M phosphate buffer...
Chemistry - You are instructed to create 200. mL of a 0.27 M phosphate buffer ...
Math(Easy Survey Please Help) - I need 75 of these surveys filled out to do a ...
Chemistry - A pH = 7.6 buffer is needed in the lab. This buffer is made by ...
chemistry - Assignment 1 Question Consider a monohydrogen phosphate ( HPO42-) ...
Science - The Ka for the H2PO4/HPO42 buffer is given by the equation: Ka= ([...
Algerba - THe senior class is raising money by selling popcorn amd soft drinks. ...
Chemistry - A six-pack of 12 oz soft drinks sells for $2.44, and a 2.0 L bottle ...
calculus - Find an equation for the surface consisting of all points P(x, y, z) ...

Members