Which of the following is true for a chemical reaction at equilibrium?

For the reaction , N2(g) + 3H2(g) → 2NH3(g), the rate of formation of NH3 is 0.345 M/s. What is the corresponding rate of disappearance of N2 ?

Human blood has a molar concentration of solutes of 0.30 M. What is the osmotic pressure of blood at 25oC in atm?  R=0.0821 (atm L)/(mol K). Show all your work and setup for credit.

What is the vapor pressure of a solution prepared by dissolving 0.75 mol of nonvolatile and nonelectrolyte solute in 95 g of ethyl alcohol, C2H5OH ? (Poethyl alcohol= 50.0 torr at 25oC )

For the reaction , N2(g) + 3H2(g) → 2NH3(g), the rate of formation of NH3 is 0.345 M/s. What is the corresponding rate of disappearance of H2 ?

Consider the following reaction: N2(g) + O2(g) → 2NO(g) If the initial concentration of N2 was 0.250 M and the concentration of N2 was 0.125 M after 0.100 s, what is the rate of the reaction?

What is the freezing point of a solution of 4.25 g of I2 (253.80 g/mol) in 50.0 g of benzene? (Freezing point of benzene = 5.5 oC, Kf for benzene = 5.12 oC/m) 

The vapor pressure of a liquid is 47.1 kPa at 501 K and 10.5 kPa at 489 K. What is the enthalpy of vaporization of the liquid ? You must show all of your work including units for credit.

Select the strongest intermolecular force in each of the following. 1) I2 – 2) CH4 – 3) NF3 – 4) BF3 – 5) CH3Cl –

What Kidd antibody will react with all panel cells and phenotype as Jk(a-b-)?