Question

please answer 15,16

15. The decomposition of NH, on platinum surface is zero order reaction. What is the rate of production of N, and H2 (k=2.5 x 104 Ms-l)? 16 Derive the relationship between relative lowering of vapour pressure and osmotic pressure. Calculate the vapour pressure of an aqueous solution of 1.0 molal glucose solution at 100 °C. 17 Assuming that NaCl is 90% dissociated in solution which is isotonic with 5% urea solution at 27 °C. Calculate the strength of NaCl solution.

Answer 1