Write the quillibrium expression for 2NO(g) + Br2(g)---2NOBr(g)

Calculate the concentration of calcium ions present in a saturated calcium phosphate solution. [Ksp Ca3 (PO4)2 = 1.3 x 10-26]

Calculate a value for the equilibrium constant for the reaction O2 (g) + O(g) = 03 (9) given hv NO2 (g) = NO(g) + O(g) K = 5.1 × 10-49 -34 O3 (g) + NO(g)= NO,(g) + O2(g) K = 2.2 × 10- (Hint: When reactions are added together, the equilibrium expressions are multiplied.) K =

Complete the following solubility constant expression for PbCO3. Ksp = 0 X 00 3

Determine the Keq value for the reaction of I2(g) + I- (g) ↔ I3 - (g) At equilibrium [I2(g)] = 6.61 x 10^-4 , [I- (g)] = 6.61 x 10^-4 , [I3 - (g)] = 3.39 x 10^-4

Write the equilibrium expression for the reaction                                                                        CO (g) + 3 H2 (g)            CH4 (g) + H2O (g).

The equilibrium constant expression for the reaction CuO(s) + H₂(g) = Cu(s) + H₂O(g) is Kc = [H₂]/[H₂O]. True or False

Calculate AH for the reaction ClF(g) + F2(g) -----> CIF3(G) from the following data: 2CIF(g) + O2(g) > Cl½0(g) + F2O(g) 2CIF3(g) + 202(g) -----> Cl½O(g) + 3F20(g) 2F2(g) + O2(g) -----> 2F2O(g) AH = 167.4 KJ --- -- AH = 341.4 KJ AH = -43.4 KJ

Which of the following is the equilibrium constant expression for the reaction? CH3COOH(g) + C₂H5OH(g) CH3COOC₂H5(g) + H₂O(g) OK= [CH₂COOH] [C₂H5OH]/[CH3COOC₂H5] [H₂O] OK=[CH3COOC₂H5] [H₂O]/[CH3COOH] [C₂H5OH] OK=[CH3COOH] [C₂H5OH]/[CH3COOC₂H5] OK=[CH3COOC₂H5]/[CH3COOH] [C₂H5OH] /

Write equilibrium constant expressions for the following reactions in terms of concentration: (a) 2 CH₂Cl₂(g)CH₂(g) + CCl4(g) K = (b) Co(s) + H₂O(g) Co0(s) + H₂(g) K= (c) HCIO(aq) + H₂O(2) H30*(aq) + CIO (aq) K =