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July 30, 2015

Homework Help: Chemistry

Posted by james on Tuesday, March 16, 2010 at 4:13pm.

Determine the moles of ammonia in the following cobalt ammine complex: A sample of .1500 g of the cobalt ammine complex is places in a flask and 25.00mL of .200M HCL is added. a few drops of bromocresol green is added and the titration with .100M to NaOH required 16.42mL.

I figured out that .00500 mol of hcl added, .001642 M of NaOH in titration, and .003358 mol of HCL is excess.

i dont know where to go from here

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