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Chem 110B - Prep Chem

Ch.11 - Finding K

Find the numerical value of K if:

 

A.NH3 (g) + H2O (l) ➞ NH4+1 (aq) + OH-1 (aq)

 

where [NH3] = 3.2 M, [H2O] = 12.4 M, [NH4+1] = 1.41 X 10-3 M, and [OH-1] = 0.011 M

 

B. C3H8 (g) + O2 (g) ➞ CO2 (g) + H2O (l)

 

where [CO2] = 0.15M, [H2O] = 0.79 M, [C3H8] = 1.10 M, and [O2] = 2.41 M