Saturday
March 28, 2015

Homework Help: chemistry

Posted by Ashley on Sunday, March 10, 2013 at 10:00pm.

1L of a buffer composed of NaHC2O4 and Na2C2O4 has a pHof 4.0 and a total molarity of 1.
a). what would the effect on the pH be of adding 1 gram of sodium hydrogen oxalate to this buffer?
b). what would be the effect on the pH of adding 1 gram of sodium oxalate to the original buffer?
c). what would be the effect on the pH of adding 10mL of 2M sodium hydroxide to the original buffer?
d). what would be the effect on the pH of adding 100mL of 2M sodium hydroxide to the original buffer?

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