Fillable 2 4 diss - Oklahoma State UniversityStillwater - genchem1 chem okstate

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Chem 1515 Section 1 Problem Set #11 Spring 1997 Name TA Name Lab Section # ALL work must be shown to receive full credit. Due Monday, April 7th PS11.1. Calculate the pH of a 0.250 M H3PO4. Calculate the PO43 in the solution. initial .250 change x equilibrium .250 x 1 x 107 +x 1 x 107+x 0 +x 0+x x H3 PO4 diss H+ H2PO4 H3PO4 x2 7.53 x 103 .250 x 7.53 x 103 (0.250 x) x2 x2 + 7.53 x 103x 1.88 x 103 0 Ka solving the...
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