Chemistry For which system does the equilibrium constant Kc has unit of (concentration)-1__________________? Options:A. N2+3H2 2NH3B. H2+I2 2HIC. 2NO2 N2H4D. PCI5 PCI3+CI2View AnswerC. 2NO2 N2H4 Continue Reading Previous: Atomic radius can be determined by_________________?Next: Methane is used in power generation in chemical industries being a__________________?