Answer Happy

In the internal combustion engine, a reaction takes place as equation below. Table 1 shows the enthalpy of formation (H1​∘) and entropy (S∘) values for the reaction. CH4​(g)+2O2​( g)⇌CO2​( g)+2H2​O(g) a) Delermine ΔHn and ΔS∘ for the reaction at 298K. [4 Marks] b) Discuss three (3) applications of thermochemistry in daily life and industries. Please support your finding with figure, table, graph etc. which is suitable or applicable [6 Marks]
A voltaic cell with Fe/Fe24 and Cd/Cd2+ half-cells has the following initial concentration: [Fe2∗]=0.090M;[Cd2]=0.060M.  Given; Fe2+(aq)+2e−→Fe(s),En=−0.44VCd2+(aq)+2e−,Cd(s),E0=−0.40V​ a) Write a balanced equation for above voltaic cell. [2 Marks] b) Write a cell notation. [2 Marks] c) What is the initial E∘ con? [2 Marks] d) What is the initial Eoel? [4 Marks]