Identify the double displacement reaction. 3Pb + 2h 3PO 4 ⟶ 3H 2 + Pb 3(PO 4) 2 2NO 2 ⟶ 2O 2 + N 2 2NaBr + Ca(OH) 2 ⟶ CaBr 2 + 2NaOH 2NH 3 + H 2SO 4 ⟶ (NH 4) 2SO 4

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

24

answer carbon and three oxygen atoms;