calculate the equalibrium constant kc for the reaction N2(g)+O2(g)+Br2(g) ---> <--- 2NOBr(g) given the following data:...

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calculate the equalibrium constant kc for the reaction N2(g)+O2(g)+Br2(g) ---> <--- 2NOBr(g) given the following data:

NO(g)+1/2Br(g)---> <---NOBr(g) Kc=1.44

2NO2(g)---> <--- N2(g) +O2(g) Kc=2.1x10^30

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