3. At which pressure would liquid H20 have an activity of 1.03 at 298 K? Molar...
A stoichiometric mixture of methane air, initially at 298 K and 1 atm pressure, combust to form products in a large room. It is wise to read Example 5.2 before doing the next set of problems. $15. The thermal diffusivity, a, is a thermodynamic property because it is a function of other thermodynamic properties. Determine a for air at 1300 K. Note that the temperatures in Appendix B are in K. Example 5.2 Estimate the laminar flame speed of a...
2 NH3 (9)+ 3 o2(9) > 3 H20 (9) + NO2 (9) + NO (9) Use the data from this link:ThermodynamicData to calculate the following for the reaction above. (a)AG° at 298 K. kJ (b) Calculate the numerical value of In K at 590 K (c) The temperature at which the reaction can be at equilibrium under standard conditions, if this is possible. If it is not possible, enter 0 (d) The ΔG at 590 K if all reactants in...
3. Which point as labeled by an asterisk (*) on the following energy profile is the transit Energy 6. Which of the following is true for a chemical reaction at equilibrium regarding the concentration of reactants? They will not change because there are no more products. b. They will not change because the limiting reagent is gone. They will not change because this is a constant for each reaction. d. They will not change because the forward and reverse rates...
Typical Math Problems 1) What is the pH of a buffer solution which is 0.12M in benzoic acid, pKa 4.19, and is 0.11M in sodium benzoate? 2) Find the %-diss of a buffer if the pKa 7.10 and the pH of the buffer is 7.50. 3) A weak monoprotic acid has a pKa 6.15. 50.00 mL of an 0.1250M aqueous solution of this weak acid is titrated with 0.1000M Na0H. a) What is the equivalence point volume and ½ equivalence...
please number and write the correct answer Ar have a total pressure of 1.6 bar. What is the partial 17. A mixture of 100 g of Ne and 10.0 Ne? a) 0.40 bar b) 1.1 bar c) 0.54 bar GP 0.80 bar e) 1.3 bar 18. A sample of N, effuses in 255 s. How long will the same size sample of Cl2 take to effuser c12 a) 388 5 b) 1555 c) 247 s d) 406 5 e) 6455...