Answer the following question using the reaction coordináte diagram shown below. 280 240+ 200+ 160+ 120+ 80 40 + Time Heat content (H) kilojoules

The reaction specific heat is -3489.63. This reaction is self-sustaining or not? Why?

Submit Question 27 of 30 Electrolyzing molten NaCl produces what products at the cathode and anode, respectively? A) Na(l), Cl:(g) B) Cl:(g), Na(l) C) Na*(aq), Cl (aq) D) CI (aq), Na (aq) E) Na(l), CI(I) 8:35 PM 11/22/2020 13 Type here to search End F10 PgUp Fm Prt Scn F8 Home F9 D FS F6 DII F3 F4 &

1 Q5// For the adiabatic reaction a A+bBcC+d D with constant heat capacities, show that the reaction temperature as a function of conversion is given by: T=To+ (-AH) X ΣOCR

Q (6) An aqueous phase reversible reaction RS is carried out between 0°C and 100°C. free energy of reaction and heat of reaction at 298K is, AH, 298K-20000 cal/gm mole A298K-3510 cal/gm mole Calculate: (i)Equilibrium constant at both temperatures (0°C and 100°C) (ii)Equilibrium conversiont at both temperatures (0°C and 100°C)C) (iii) In the above problem, If the fractional conversion needs to be 80% or more, what should be minimum temperature level in the reactor? (Value of universal gas constant R= 1.987 cal/gm mole.)

The activation energies for self-diffusion of tungsten (W), nickel (Ni) and lead (Pb) are640, 280 and 110 kJ/mol. Show that the relationship, Q ~ 20 R Tm, is a goodapproximation. Here R is the universal gas constant and Tm is the melting point.

Which of the following is true about wood pellets? O 1+2 O 3- High Cost O 2- Has the best combustion properties O All of these O 1- The densest form of solid biomass

A rate constant is 2.78 x 10-4 dm3 mol-1 s-1 at 19 oC and 3.38 x 10-3 dm3 mol-1 s-1 at 37 oC. Evaluate the Arrhenius parameters of the reaction.