Tuesday
May 5, 2015

Homework Help: chemistry

Posted by Q on Saturday, June 7, 2014 at 7:56pm.

How would you do this question:

A student dissolved 5.0 g of vitamin C in
250 mL of water. The molar mass of ascorbic acid is 176 g/mol, and its Ka is 8.0 10−5. Calculate the pH of the solution. Note: Abbreviate the formula of ascorbic acid to HAsc.

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