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April 25, 2015

Homework Help: AP CHEMISTRY

Posted by HELP PLEASE on Thursday, March 8, 2012 at 6:27pm.

1) Calculate the molarity of a solution of sodium hydroxide, NaOH,if 23.64 mL of this solution is needed to neutralize 0.5632g of potassium hydrogen phthalate.

2) It is found that 24.68 mL of 0.1165M NaOH is needed to titrate 0.2931 g of an unknown acid to the phenolphthalein end point. Calculate the equivalent mass of the acid.

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